Ganguly plays a game wherein he tosses a coin a certain number of times. Each time the coin turns up heads, Ganguly is paid Rs. 385 and each time it turns up tails, he has to pay Rs. 150. Ganguly wins a net amount of Rs. 2030 by tossing the coin ‘n’ times. If the total number of tosses is less than 30, find the number of times the coin was tossed.

Ganguly plays a game wherein he tosses a coin a certain number of time

1.	Ganguly plays a game wherein he tosses a coin a certain number of times. Each time the coin turns up heads, Ganguly is paid Rs. 385 and each time it turns up tails, he has to pay Rs. 150. Ganguly wins a net amount of Rs. 2030 by tossing the coin ‘n’ times. If the total number of tosses is less than 30, find the number of times the coin was tossed.
A.	5
B.	12
C.	15
D.	22
E.	25
Answer» D. 22

Discussion

No Comment Found

Related MCQs

Ganguly plays a game wherein he tosses a coin a certain number of times. Each time the coin turns up heads, Ganguly is paid Rs. 385 and each time it turns up tails, he has to pay Rs. 150. Ganguly wins a net amount of Rs. 2030 by tossing the coin ‘n’ times. If the total number of tosses is less than 30, find the number of times the coin was tossed.
Medha goes to a stationary shop and buy 4 pink sketch pens and some yellow sketch pens. The price of a pink sketch pen was twice that of the yellow sketch pen. When shopkeeper calculated the amount, it was found that the number of sketch pens of two colors had been interchanged. This increase the amount by 50%. What is the difference between the number of pink sketch pens to the number of yellow sketch pens in the original order?
In the following figure, Δ ABC is a right angled triangle, right angled at B, intersecting the circle at E, B and D. AD is the angle bisector of ∠ BAC. AB = 72 cm and AC = 75 cm. Also, BE and BD are two equal chords of the circle. What is the area of the given circle?
The table below shows the distribution of the students in different schools in Pune. School Percentage DPS 31.25 PPS 12.50 DAV 18.75 KV 15.00 RPS 10.00 Carmel 12.50 If the number of students in DAV, DPS and PPS is 250 and the ratio of the number of girls to boys in DPS is 3 : 2, find the number of girls in DPS.
Sourav Ganguly wants to buy a total of 100 sports equipment using exactly a sum of Rs.1000. He can buy ball at Rs.20 per unit, wicket at Rs.5 per unit and bat at Rs.1 per unit. If he has to buy at least one of each equipment and cannot buy any other type of equipment, then in how many distinct ways can he make his purchase?
Life Insurance Company issues semi-prime, prime and most prime policies. Among the company’s policy holders of a certain age, 50% are semi- prime with a probability of 0.01 of dying in the next year, 30% are prime with a probability of 0.008 of dying in the next year and 20% are most prime with a probability of 0.007 of dying the next year. If a policy holder of that age dies in the next year, what is the probability of the deceased being a prime policy holder?
Rahul Gandhi borrowed Rs.6240 from Manoj Tiwari on September 1 and promised to repay it by the end of the month. Manoj Tiwari put forth a condition that Rahul Gandhi should repay an amount each day and that the difference between the amounts paid in any two consecutive days should be Rs.10, i.e. the amount to be paid on a particular day (except the first day) should be Rs.10 more than the amount paid on the previous day. How much did she pay Manoj Tiwari on September 1?
Class A has boys to girls in the ratio 2 : 3, Class B has girls to boys in the ratio 5 : 3. If the number of students in Class A is at least twice as many as the number of students in Class B, what is the minimum percentage of boys when both classes are considered together?
Virat prepares a budget to visit New York. However, he spends 12% of his budget on the first 10% days of his travel when he stays in the city. He knows that he has to spend another 35% of days in city itself, after which he would travel to the country side. What should be the minimum decrease in spending in country side as a percentage of his spending in city so as to complete his travel on the initial budget itself?
In St. Peter’s college Agra an exhibition was organised, hand-made crafts are displayed for sale. Some students are assigned the work of selling crafts. The overall profit p depends on the number of students x selling the crafts on that particular day and is given by the equation p = 250x–5x2. The school manager claims to have made a maximum profit. Find the number of students engaged in selling the crafts and the maximum profit made.

Discussion

No Comment Found

Related MCQs

Reply to Comment