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This section includes 921 Mcqs, each offering curated multiple-choice questions to sharpen your Arithmetic Ability knowledge and support exam preparation. Choose a topic below to get started.
851. |
1% of 1% of 25% 1000 is: |
A. | 0.025 |
B. | 0.0025 |
C. | 0.25 |
D. | 0.000025 |
Answer» B. 0.0025 | |
852. |
Mr. X salary increased by 20%. On the increase, the tax rate is 10% higher. The percentage increase in tax liability is: |
A. | 20 |
B. | 22 |
C. | 23 |
D. | 24 |
Answer» C. 23 | |
853. |
A litre of water evaporates from 6L of sea water containing 4% salt. Find the percentage of salt in the remaining solution. |
A. | 5(1/2)% |
B. | 3(1/2) |
C. | 3% |
D. | 4(4/5)% |
Answer» E. | |
854. |
In the Science City, Kolkata the rate of the ticket is increased by 50% to increased the revenue but simultaneously 20% of the visitor decreased. What is percentage change in the revenue. if it is known that the Science city collects one revenue only from the visitors and it has no other financial supports: |
A. | + 20% |
B. | - 25% |
C. | + 305 |
D. | - 30% |
E. | Cannot determined |
Answer» B. - 25% | |
855. |
P is 6 times greater than Q then by what per cent is Q smaller than P? |
A. | 84% |
B. | 85.5% |
C. | 80% |
D. | 83.33% |
Answer» E. | |
856. |
A student multiplied a number by 3/5 instead of 3/5.What is the percentage error in the calculation? |
A. | 34% |
B. | 44% |
C. | 54% |
D. | 64% |
Answer» E. | |
857. |
A fraction in reduced form is such that when it is squared and then its numerator is increased by 25% and the denominator is reduced t0 80% it results in 5/8 of original fraction. The product of the numerator and denominator is : |
A. | 6 |
B. | 12 |
C. | 10 |
D. | 7 |
Answer» D. 7 | |
858. |
The price of a car depreciates in the first year by 25% in the second year by 20% in third year by 15% and so on. The final price of the car after 3 years, if the present cost of the car is Rs. 10,00,000 : |
A. | 7,80,000 |
B. | 1,70,000 |
C. | 6,90,000 |
D. | 5,10,000 |
Answer» E. | |
859. |
From 2000 onwards, till 2003 the price of computers increased every year by 10%. After that due to government subsidy the price of computers decreases every year by 10%. The price of a computer in 2006 will be approx. how much per cent less than the price in 2000 if the same pattern of price is continued : |
A. | 2 |
B. | 3 |
C. | 4 |
D. | 5 |
Answer» C. 4 | |
860. |
In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of non-defective products ? |
A. | 89% |
B. | 97.1% |
C. | 96.1% |
D. | 86.1% |
E. | None of these |
Answer» D. 86.1% | |
861. |
A customer asks for the production of x number of goods. The company produces y number of goods daily. Out of which z% are units for sale. The order will be completed in : |
A. | [ x /{100y *(1 -z)}] days |
B. | [(100yz) /x] days |
C. | [100x /{y(100 -z)}] days |
D. | 100 / {y*(z -1)} days |
E. | Cannot determined |
Answer» D. 100 / {y*(z -1)} days | |
862. |
The price of Maruti car rises by 30 percent while the sales of the car come down by 20%. What is the percentage change in the total revenue? |
A. | - 4% |
B. | - 2% |
C. | + 4% |
D. | + 2% |
E. | None of these |
Answer» D. + 2% | |
863. |
In the recent, climate conference in New York, out of 700 men, 500 women, 800 children present inside the building premises, 20% of the men, 40% of the women and 10% of the children were Indians. Find the percentage of people who were not Indian? |
A. | 77% |
B. | 73% |
C. | 79% |
D. | 83% |
Answer» D. 83% | |
864. |
Two numbers A and B are such that the sum of 5% of A and 4% of B is two-third of the sum of 6% of A and 8% of B. Find the ratio of A : B. |
A. | 2 : 3 |
B. | 1 : 1 |
C. | 3 : 4 |
D. | 4 : 3 |
Answer» E. | |
865. |
A book consist of 30 pages, 25 line on each page and 35 characters on each line. If this content is written in another note book consisting 30 lines and 28 characters per line then the required no. of pages will how much percent greater than previous pages? |
A. | 4.16% |
B. | 5% |
C. | 6.66% |
D. | 7% |
Answer» D. 7% | |
866. |
In an office in Singapore there are 60% female employees. 50 % of all the male employees are computer literate. If there are total 62% employees computer literate out of total 1600 employees, then the no. of female employees who are computer literate ? |
A. | 690 |
B. | 674 |
C. | 672 |
D. | 960 |
Answer» D. 960 | |
867. |
At the beginning of a year ,the owner of a jewel shop raised the price of all the jewels in his shop by x% and lowered them by x%. The price of one jewel after this up and down cycle reduced by Rs.100.The owner carried out the same procedure after a month.After this second up-down cycle,the price of that jewel was Rs.2304.Find the original price of that jewel(in Rs.) |
A. | 2500 |
B. | 2550 |
C. | 2600 |
D. | 2650 |
E. | None of these |
Answer» B. 2550 | |
868. |
Every day a mango seller sells half his stock, 10% of the stock overnight gets spoiled. If 1983 mangoes rotted over 3 nights then how many did hi start with on the first day ? |
A. | 25,000 |
B. | 24,000 |
C. | 30,000 |
D. | 32,000 |
E. | None of these |
Answer» C. 30,000 | |
869. |
The shopkeeper increased the price of a product by 25% so that customer finds difficult to purchase the required amount. But Somehow the customer managed to purchase only 70% of the required amount. What is the net difference in the expenditure on that product ? |
A. | 55 more |
B. | 10% more |
C. | 12.5% less |
D. | 17.5% less |
E. | None of these |
Answer» D. 17.5% less | |
870. |
A report consists of 20 sheets each of 55 lines and each such line consist of 65 characters. This report is reduced onto sheets each of 65 lines such that each line consists of 70 characters. The percentage reduction in number of sheets is closer to |
A. | 20% |
B. | 5% |
C. | 30% |
D. | 35% |
E. | None of these |
Answer» B. 5% | |
871. |
An ore contains 25% of an alloy that has 90% iron. Other than this, in the remaining 75% of the ore, there is no iron. How many kilograms of the ore are needed to obtain 60 kg of pure iron? |
A. | 250 kg |
B. | 275 kg |
C. | 300 kg |
D. | 266.66 kg |
Answer» E. | |
872. |
In a certain school, 20% of students are below 8 years of age. The number of students above 8 years of age is 2/3 of the number of students of 8 years of age which is 48. What is the total number of students in the school? |
A. | 72 |
B. | 80 |
C. | 120 |
D. | 150 |
E. | 100 |
Answer» F. | |
873. |
In a school, there are 100 students. 60% of the students are boys, 40% of whom play hockey and the girls don't play hockey, 75% of girls play badminton. There are only two games to be played. The number of student who don't play any game is: |
A. | 10% |
B. | 20% |
C. | 36% |
D. | 46% |
E. | Can't be determined |
Answer» F. | |
874. |
A shepherd had n goats in the year 2000. In 2001 the no. of goats increased by 40%. In 2002 the no. of goats declined to 70%. In 2003 the no. of goats grew up 30%. In 2004, he sold 10% goats and then he had only 34,398 goats. The percentage increase of the no. of goats in this duration was : |
A. | 16.66% |
B. | 14.66% |
C. | 11.33% |
D. | 20% |
Answer» C. 11.33% | |
875. |
Connie has a number of gold bars, all of different weights. She gives the 24 lightest bars, which weigh 45% of the total weight, to Brennan. She gives the 13 heaviest bars, which weigh 26% of the total weight, to Maya. She gives the rest of the bars to Blair. How many bars did Blair receive? |
A. | 14 |
B. | 15 |
C. | 16 |
D. | 17 |
E. | 18 |
Answer» C. 16 | |
876. |
The average weight of a class of students is 67.5 kg. The weight of the class teacher is 25% more than the average weight of the class. The average weight of the class is less than the class teacher by x%. The value of x is: |
A. | 33.335 |
B. | 25% |
C. | 20% |
D. | 22% |
Answer» C. 20% | |
877. |
220% of a number X is 44. What is 44% of X. |
A. | 8.8 |
B. | 8.9 |
C. | 6.6 |
D. | 7.7 |
Answer» B. 8.9 | |
878. |
Ram spends 30% of his salary on house rent, 30% of the rest he spends on his children's education and 24% of the total salary he spends on clothes. After his expenditure, he is left with Rs. 2500. What is Ram's salary? |
A. | Rs. 11,494.25 |
B. | Rs. 20,000 |
C. | Rs. 10,000 |
D. | Rs. 15,000 |
Answer» D. Rs. 15,000 | |
879. |
Vicky's salary is 75% more than Ashu's. Vicky got a raise of 40% on his salary while Ashu got a raise of 25% on his salary. By what percent is Vicky's salary more than Ashu's? |
A. | 96% |
B. | 51.1% |
C. | 90% |
D. | 52.1% |
Answer» B. 51.1% | |
880. |
If 20% of a = b, then b% of 20 is the same as: |
A. | 4% of a |
B. | 5% of a |
C. | 20% of a |
D. | None of these |
Answer» B. 5% of a | |
881. |
What is the percentage change in the result when we add 50 to a certain number x, instead of subtracting 50 from the same number x? |
A. | 50% |
B. | 75% |
C. | 100% |
D. | 300% |
E. | Can't be determined |
Answer» F. | |
882. |
A sales executive gets 20% bonus of the total sales value and 10% commission besides the bonus on the net profit after charging such commission. If the total sales value be Rs. 10 lakh per annum and the total profit of the company be Rs. 1.32 lakh, then his total earning per annum will be, given that he is not entitled to receive any fixed salary from the company : |
A. | 2.3 lakh |
B. | 2.32 lakh |
C. | 2.12 lakh |
D. | 3.2 lakh |
E. | None of these |
Answer» D. 3.2 lakh | |
883. |
The cost of a car is 400% greater than the cost of a bike. If there is an increase in the cost of the car is 15% and that of bike 20%. Then the total increase in the cost of the 5 cars and 10 bikes is: |
A. | 17.5% |
B. | 16(3/7)% |
C. | 18.5% |
D. | 18.25% |
Answer» C. 18.5% | |
884. |
In the Bombay Stock Exchange there are 45% female employees and thus the number of male employees is exceeded by 72. Hence the total no. of employees in the BSE is: |
A. | 540 |
B. | 720 |
C. | 800 |
D. | 550 |
Answer» C. 800 | |
885. |
The cost of packaging of the mangoes is 40% the cost of fresh mangoes themselves. The cost of mangoes increased by 30% but the cost of packaging decreased by 50%, then the percentage change of the cost of packed mangoes, if the cost of packed mangoes is equal to the sum of the cost of fresh mangoes and cost of packaging : |
A. | 14.17% |
B. | 7.14% |
C. | 8.87% |
D. | 6.66% |
Answer» C. 8.87% | |
886. |
A man buys a truck for Rs. 2,50,000. The annual repair cost comes to 2% of the price of purchase. Besides, he has to pay an annual tax of Rs. 2000. At what monthly rent must he rent out the truck to get a return of 15% on his net invests of the first year? |
A. | Rs. 3359 |
B. | Rs. 2500 |
C. | Rs. 4000 |
D. | Rs. 3212.5 |
Answer» E. | |
887. |
The population of village is 1,00,000. The rate of increase is 10% per annum. Find the population at the start of the third year? |
A. | 1,33,100 |
B. | 1,21,000 |
C. | 1,18,800 |
D. | 1,20,000 |
E. | None of these |
Answer» C. 1,18,800 | |
888. |
If A = x% of y and B = y% of x, then which of the following is true? |
A. | A is smaller than B. |
B. | A is greater than B |
C. | Relationship between A and B cannot be determined. |
D. | If x is smaller than y, then A is greater than B. |
E. | None of these |
Answer» F. | |
889. |
Heinz produces tomato puree by boiling tomato juice. Tomato puree has 20% water whereas tomato juice has 90% water.How many litres of tomato puree will be obtained from 20 litres of tomato juice ? |
A. | 2 litres |
B. | 3 litres |
C. | 2.5 litres |
D. | 5 litres |
Answer» D. 5 litres | |
890. |
The price of raw materials has gone up by 15%, labour cost has also increased from 25% of the cost of raw material to 30% of the cost of raw material. By how much percentage should there be reduction in the usage of raw materials so as to keep the cost same? |
A. | 28% |
B. | 17% |
C. | 27% |
D. | 24% |
E. | Cannot determined |
Answer» C. 27% | |
891. |
The square of a positive number is 2000% greater than the number itself, then the square of that number is : |
A. | 1762 |
B. | 1635 |
C. | 441 |
D. | 139 |
Answer» D. 139 | |
892. |
A college has raised 75% of the amount it needs for a new building by receiving an average donation of Rs. 600 from the people already solicited. The people already solicited represent 60% of the people, the college will ask for donations. If the college is to raise exactly the amount needed for the new building, what should be the average donation from the remaining people be solicited? |
A. | 300 |
B. | 250 |
C. | 400 |
D. | 500 |
Answer» B. 250 | |
893. |
The actual area of a rectangle is 60 Cm2, but while measuring its length a student decreases it by 20% and the breadth increases by 25%. The percentage error in area, calculated by the student is : |
A. | 5% |
B. | 15% |
C. | 20% |
D. | No change |
Answer» E. | |
894. |
Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining iron, only 25% is pure iron. If the pure iron obtained in a year from a mine of hematite was 80,000 kg, then the quantity of hematite mined from that mine in the year is |
A. | 5,00,000 kg |
B. | 4,00,000 kg |
C. | 4,50,000 kg |
D. | None of these |
Answer» C. 4,50,000 kg | |
895. |
30% of a number when subtracted from 91, gives the number itself. Find the number. |
A. | 60 |
B. | 65 |
C. | 75 |
D. | 70 |
E. | None of these |
Answer» E. None of these | |
896. |
In an examination, 5% of the applicants were found ineligible and 85% of the eligible candidates belonged to the general category. If 4275 eligible candidates belonged to other categories, then how many candidates applied for the examination? |
A. | 30000 |
B. | 35000 |
C. | 37000 |
D. | 39000 |
Answer» B. 35000 | |
897. |
(X% of Y) +(Y% of X) is equal to: |
A. | X% of Y |
B. | 20% of XY |
C. | 2% of XY |
D. | 2% of 100 XY |
Answer» D. 2% of 100 XY | |
898. |
In 2000, the market shares of the toilet soaps Margo, Palmolive and dove were 40%, 30% and 30% respectively. Starting from the next year, a new soap enters into the market each year and gets 10% of the market share. The existing soap share the remaining market share in the same ratio as they did in the previous year. What percent of the total market share will mango have in 2002? |
A. | 28% |
B. | 32% |
C. | 32.4% |
D. | 34% |
E. | None of these |
Answer» D. 34% | |
899. |
A big cube is formed by rearranging the 160 coloured and 56 non-coloured similar cubes in such a way that the expouser of the coloured cubes to the outside is minimum. The percentage of exposed area that is coloured is: |
A. | 25.9% |
B. | 44.44% |
C. | 35% |
D. | 32% |
E. | None of These |
Answer» C. 35% | |
900. |
If a 36 inches long strip cloth shrinks to 33 inches after being washed, how many inches long will the same strip remain after washing if it were 48 inches long? |
A. | 47 inches |
B. | 44 inches |
C. | 45 inches |
D. | 46 inches |
Answer» C. 45 inches | |