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Quantitative Aptitude - Revision Quiz

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Question 1

A ladder of 7.6 m long is standing against a wall and the difference between the wall and the base of the ladder is 6.4 m. If the top of the ladder now slips by 1.2 m, then foot of the ladder shifts by approximately:

Question 2

ABCDEF is a regular hexagon and PQR is an equilateral triangle of side a. The area of the shaded portion is X and CD : PQ :: 2 : 1. Find the area of the circle circumscribing the hexagon in terms of X.
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Question 3

Capicity of tap Y is 60% more than that of X. If both the taps are opened simultaneously, they take 40 hours to fill the rank. The time taken by Y alone to fill the tank is

Question 4

The pre-paid recharge of Airtel gives 21% less talktime than the same price pre-paid recharge of Vodafone. The post-paid talktime of Airtel is 12% more than its pre-paid recharge, having the same price. Further, the post-paid talktime of the same price of Vodafone is 15% less than its pre-paid recharge. How much percent less / more talktime can one get from the Airtel post-paid service compared to the post-paid service of Vodafone?

Question 5

If is the greater integer less than or equal to ‘x’, then find the value of the following series

Question 6

A small confectioner bought a certain number of pastries flavoured pineapple, mango and black-forest from the bakery, giving for each pastry as many rupees as three were pastry of that kind; altogether he bought 23 of pastries and spent Rs.211; find the number of each kind of pastry that he bought, if mango pastry are cheaper than pineapple pastry and dearer than black-forest pastry.

Question 7

If the product of the integers a, b, c and d is 3094 and if 1 < a < b < d, what is the product of b and c?

Question 8

Mrs Sonia buys Rs. 249.00 worth of candies for the children of a school. For each girl she gets a strawberry flavoured candy priced at Rs. 3.30 per candy; each boy receives a chocolate flavoured candy priced at Rs. 2.90 per candy. How many candies of each type did she buy?

Question 9

Sun life Insurance Company issues standard, preferred, and ultra-preferred policies. Among the company’s policy holders of a certain age, 50% are standard with a probability of 0.01 of dying in the next year, 30% are preferred with a probability 0.008 of dying in the next year, and 20% are iltra-preferred with a probability of 0.007 of dying in the next year. If a policy holder of the age dies in the next year, what is the probability of the deceased being a preferred policy holder?

Question 10

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Jan 15CAT & MBA