In measuring the sides of a rectangle, one side is taken 20% in excess – McqOptions

MCQOPTIONS

1.	In measuring the sides of a rectangle, one side is taken 20% in excess and the other 10% in deficit. Find the error per cent in area calculated from the measurement ?
A.	8% excess
B.	9% deficit
C.	12% excess
D.	11% deficit
Answer» B. 9% deficit

Discussion

No Comment Found

Related MCQs

100 kg of rice costs $90 and if one person consumes $27 worth of rice in a month, for how many people will 150 kg of rice be enough for a month?
If all sides of a hexagon are increased by 7%, find the % increase in its area.
Last year Edna’s annual salary was $20,000. This year’s raise brings her to an annual salary of $25,000. If she gets a raise of the same percentage every year, what will her salary be next year?
In measuring the side of a square, an error of 5% in excess was made. The error percent in the calculated area is:
If a mixture is (3/7) alcohol by volume and (4/7) water by volume, what is the ratio of the volume of alcohol to the volume of water in this mixture?
Gasoline varies in cost from $0.96 to $1.12 per gallon. If a car’s mileage varies from 16 to 24 miles per gallon. What is the difference between the most and the least that the gasoline for a 480-mile trip will cost?
A man spends 75% of his income. His income is increased by 20% and he increases his expenditure by 10%. His savings are increased by:
Cal is used to display calendar. If no arguments are supplied, what is displayed?
A man spends 10% of his capital on raw material, 20% of the remaining on advertisement, 30% of the remaining on building, 40% of the balance on machinery and thus he was left with Rs.9072. Find his capital.
A man spends 20% of his capital on raw material, 25% on building, 10% on the machinery and he was left with 4.5 lakh rupees. Find his actual capital?