**RRB Group D MODEL SET VII[su_divider top=”no” size=”1″ margin=”5″]**

**Choose the Correct Option**

If 10% of m is the same as 20% of n, then m : n equal to

(a)2 : 3

(b) 2 : 1

(c) 1 : 30

(d) 1 : 10

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: c[/su_spoiler]**

(2) Which among the following is the largest four digit number that is divisible by 88 ?

(a) 9988

(b) 8976

(c) 9944

(d) 7777

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: c[/su_spoiler]**

(3) If a price of a book is first decreased by 25% and then increased by 20%, the net change in the price of the book will be

(a) 6 % decrease

(b) No change

(c) 5 % increase

(d) 10 % decrease

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: d[/su_spoiler]**

(4) The compound interest on a sum for 2 yr is Rs. 832 and the simple interest on the same sum at the same rate for the same period is Rs. 800. What is the rate of interest ?

(a) 8%

(b) 12%

(c) 7%

(d) 10%

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: a[/su_spoiler]**

(5) What is the number of prime factors 30030 ?

(a) Two

(b) Seven

(c) Six

(d) Ten

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: c[/su_spoiler]**

(6) The average weight of A, B and C is 45 kg. If the average weight of A and B be 40 kg and that of B and C 43 kg, then the weight of B is

(a) 32 kg

(b) 17 kg

(c) 26 kg

(d) 28 kg

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: c[/su_spoiler]**

(7) On simplification 3034 – (1002 / 20.04) is equal to

(a) 4561

(b) 7329

(c) 2984

(d) 1643

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: c[/su_spoiler]**

(8) What number must be added to each of 4, 10, 12, 24, so that the resulting numbers are in proportion ?

(a) 12

(b) 6

(c) 1

(d) 4

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: d[/su_spoiler]**

(9) What is the HCF of 3.0, 1.2 and 0.06 ?

(a) 0.6

(b) 5.03

(c) 0.06

(d) 2.12

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: c[/su_spoiler]**

(10) 76 ladies complete a job in 33 days. Due to some reason some ladies did not join the work and therefore it was completed in 44 days. The number of ladies who did not report for the work is

(a) 19

(b) 14

(c) 23

(d) 34

**[su_spoiler title=”Show Answer” style=”fancy” icon=”plus-circle”]Answer: a[/su_spoiler]**