1. Two numbers are in the 2: 3 ratio. If your L.C.M. is 48. What is the sum of the numbers?

A. 28

B. 40

C. 64

D. 42

2. Three numbers are in the ratio of 2: 3: 4 and its L.C.M. is 240. His H.C.F. is:

A. 40

B. 30

C. 20

D. 10

3. What is the smallest number that when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 does not leave any remainder?

A. 1108

B. 1683

C. 2007

D. 3363

4. The H.C.F. of two numbers is 5 and its L.C.M. is 150. If one of the numbers is 25, then the other is:

A. 30

B. 28

C. 24

D. 20

5. Which of the following whole numbers has the greatest number of divisors?

A. 101

B. 99

C. 182

D. 176

6. What is the smallest number that when duplicated will be exactly divisible by 12, 14, 18 and 22?

A. 1286

B. 1436

C. 1216

D. 1386

7. What is the longest possible length that can be used to accurately measure the lengths of 8 m, 4 m 20 cm and 12 m 20 cm?

A. 10 cm

B. 30 cm

C. 25 cm

D. 20 cm

8. Which of the following fractions is the largest?

A. 11/12

B. 41/50

C. 21/40

D. 5/6

9. The product of two 2-digit numbers is 2028 and its HCF is 13. What are the numbers?

A. 26, 78

B. 39, 52

C. 13, 156

D. 36, 68

10. The product of two numbers is 2028 and its HCF is 13. What is the number of such pairs?

A. 4

B. 3

C. 2

D. 1

11.N is the largest number that divides 1305, 4665 and 6905 and gives the same rest in each case. What is the sum of the digits in N?

A. 4

B. 3

C. 6

D. 5

12. A child divided the numbers 7654, 8506 and 9997 by a greater number and obtains the same rest in each case. What is the common rest?

A. 156

B. 199

C. 211

D. 231

13. Find the largest common divisor of 24 and 16

A. 6

B. 2

C. 4

D. 8

14.A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. After what time will they be back at the starting point?

A. 36 minutes 22 seconds

B. 46 minutes 22 seconds

C. 36 minutes 12 seconds

D. 46 minutes 12 seconds

15. The ratio of two numbers is 4: 5. If the HCF of these numbers is 6, what is your MCM?

A. 30

B. 60

C. 90

D. 120

16. What is the smallest number that when decreased by 12, is divisible 8, 12, 22 and 24?

A. 276

B. 264

C. 272

D. 268

16. If 20% of a = b, then b% of 20 is the same as:

A. None of these

B. 10% of one

C. 4% of a

D. 20% of a

17. Two employees X and Y are paid a total of Rs. 550 per week for your employer. If X is paid 120 percent of the amount paid to Y, how much is paid Y per week?

A. Rs. 150

B. Rs. 300

C. Rs. 250

D. Rs. 200

18. In a competitive examination in State A, 6% of the candidates were selected from the total number of candidates presented. State B had the same number of candidates and 7% of the candidates were selected, with 80 candidates more selected than A. What was the number of candidates presented by each State?

A. 8200

B. 7500

C. 7000

D. 8000

19.A rectangular park 60 m long and 40 m wide has two concrete crosses that extend into the middle of the park and the rest of the park has been used as a lawn. The area of the lawn is 2109 square meters. What is the width of the road?

A. 5 m

B. 4 m

C. 2 m

D. 3 m

20. A rectangular parking space is marked by painting three of its sides. If the length of the unpainted side is 9 feet, and the sum of the lengths of the painted sides is 37 feet, discover the area of the parking space in square feet?

A. 126 square feet

B. 64 square feet

C. 100 square feet

D. 102 square feet