# Aptitude Test for Freshers - Set 3

1)   If a:b = 5:7 and c:d = 2a:3b, then ac : bd is

a. 20:38
b. 50:147
c. 10:21
d. 50:151

2)   If A:B = 2:3, B:C = 4:5 and C:D = 6:7, then A:B:C:D is

a. 18:24:30:35
b. 16:24:30:35
c. 16:22:30:35
d. 16:24:15:35

3)   The three numbers are in the ratio 1/2 : 2/3 : 3/4. The difference between greatest and smallest numbers is 36. Find the numbers.

a. 72, 84, 108
b. 60, 72, 96
c. 72, 84, 96
d. 72, 96, 108

4)   The ratio of numbers of girls and boys participating in sports of a school is 4:5. If the number of girls is 212, determine the number of boys participating in the sports.

a. 256
b. 265
c. 251
d. 263

5)   The ratio of market prices of wheat and paddy is 2:3 and the ratio of quantities consumed in a family is 5:4. Find the ratio of expenditure of wheat and paddy.

a. 6:5
b. 5:6
c. 1:1
d. 8:15

6)   A cistern is normally filled with water in 10 hours but takes 5 hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty the cistern in

a. 20 hours
b. 40 hours
c. 50 hours
d. 30 hours

7)   A and B can finish a piece of work in 30 days, B and C can finish it in 15 days, C and A in 10 days. Time taken by them together to do this work is?

a. 5 days
b. 2(1/2) days
c. 7(1/2) days
d. 10 days

8)   A can do 1/4th part of work in 10 days and B can do 40% work in 40 days  and C can do 1/3rd of the work in 13 days. Who will complete the work first?

a. A
b. B
c. C
d. A and C both

9)   A takes twice as much time as B or thrice as much time as C to finish a piece of work; working together they can finish the work in 2 days. B can do the work alone in

a. 12 days
b. 4 days
c. 8 days
d. 6 days

10)   A circular wire of radius 21cm is cut and bent to form in the form of a rectangle whose sides are in the ratio of 6:5. Assuming, Π = 22/7, the area enclosed by the rectangle is

a. 540 cm2
b. 1080 cm2
c. 2160 cm2
d. 4320 cm2

11)   If the areas of the three adjacent faces of a cuboidal box are 120cm2, 72cm2 and 60cm2 respectively, find the volume of the box.

a. 7200 cm3
b. 720 cm3
c. 864 cm3
d. (72)2 cm3

12)   The number of coins of radius 0.75 cm and thickness 0.2 cm to be melted to make a right circular cylinder of height 8 cm and base radius 3 cm is

a. 640
b. 460
c. 500
d. 600

13)   The area of the base of a right circular cone is 154cm2 and its height is 14cm. Taking π = 22/7, the curved surface of the cone is

a. 154 x 5 cm2
b. 154 x 7 cm2
c. 11 cm2
d. 5324 cm2

14)   The L.C.M. of two numbers is 14560 and their H.C.F. is 13. If one of them is 416, the other is

a. 460
b. 455
c. 450
d. 445

15)   The sum of two numbers is 156 and their HCF is 13. The numbers of such number pairs is

a. 2
b. 5
c. 4
d. 3

16)   When a number is divided by 893 the remainder is 193. What will be the remainder when it is divided by 47?

a. 19
b. 5
c. 33
d. 23

17)   What is the least number which when divided by the numbers 3, 5, 6, 8, 10 and 12 leaves in each case a remainder 2 but which when divided by 13 leaves no remainder?

a. 312
b. 962
c. 1586
d. 1562

18)

a. 15
b. 25
c. 45
d. 35

19)   An integer is 10 more than its one-third part. The integer is

a. 15
b. 12
c. 18
d. 25