CTS P Test 1

The printed price on a book is 400, a bookseller offers a 10% discount on it. If he still earns a profit of 20&, the CP of the book is

• 360

• 300

• 450

• 250

A class contains three girls and four boys. Every Saturday, five go on a picnic (a different group of students is sent every week). During the picnic, each girl in the group is given a doll by the accompanying teacher. If all possible groups of five have gone for picnic once, the total number of dolls that the girls have got is

• 45

• 20

• 65

• None

A quiz has one mcq question with a,b and c as options. and two questions with true/false answers. what is the probability of giving all 3 answers correct?

• 1/4

• 1/11

• 1/2

• 1/12

In a shooting competition, the probability that rahul will hit the target is 5/7 and the probability that sheela will hit the target is 3/4. So what is the probability that both of them will hit the target?

• 15/28

• 14/23

• 1/5

• None

sara has 400 marbles. if she gives (1/5)th of her marbles to sam and sam gives (3/4)th of his marbles to david, then how many marbles does sam have left?

• 20

• 40

• 60

• None

A number, when divided by 5 leaves, remainder 2. when the square of the number is divided by 5, the remainder will be

• 5

• 4

• 8

• 6

Mary and john can do a piece of work in 24 days; john and vino in 30 days; vino and mary in 40 days. if mary, john and vino work together they will complete the work in

• 20

• 40

• 30

• None

A water pump takes 6 hours to fill an over head tank.standby pump takes 10 hours to fill the same tank .if the first pump fails after 2 hours then how long will the standby pump take to fill the rest

• 6 2/3 hrs

• 6 hrs

• 8 1/2 hrs

• none

A cistern can be filled by two pipes a and b in 10 and 15 hours respectively and is then empited by a tap in 8 hours.If all the taps are opened,then cistern will be fill in

• 24 hrs

• 20 hrs

• 25 hrs

• None

If there are 150 babies born every minute, how many babies share the same birth date world wide?

• (a)2,24,000

• (b) 2,16,000

• (c) 2,25,000

• d) 2,18,000