1. The product of the two numbers is 900. If the LCM of these. two numbers is 300, then find HCF'.
a. 3
b. 9
c. 6
d. 12
Answer: 3
2. In 2011, the population of a town is 2,50,000. If it is increased by 10% 'in the next year, find the population in 2012.
a. 265000
b. 300000
c. 285000
d. 275000
Answer: 275000
3. A sum at compound interest doubles itself in 15 years. In how much years will ,it become 8 times?
a. 20
b. 25
c. 35
d. 45
Answer: 45
4. If a = 5 b, what percent of 3a is 3b?
a. 10%
b. 25%
c. 20%
d. 26%
Answer: 20%
5. Pick out the odd one from the following alphabetical sequence.
a. PSVYB
b. HKBQT
c. NQTWZ
d. SVXAD
Answer: SVXAD
6. 
a. 958000
b. 892000
c. 829000
d. 928000
Answer: 928000
7. The sum of the squares of three consecutive positive odd numbers is 251. Find their sum?
a. 25
b. 27
c. 26
d. 24
Answer: 27
8. Simplify: 
a. 1740
b. 1500
c. 1670
d. 1760
Answer: 1740
9. Six students A, B, C, D, E and F are sitting in the field. A and B are from Nehru house while the. others belong to Gandhi house. D and F are tall while the others are short. A, C and D are wearing glasses while the others are not. Which tall student of Gandhi house is not wearing glasses?
a. B
b. F
c. E
d. c
Answer: F
10. Find the average of first ten positive multiples of three?
a. 17.5
b. 16.5
c. 17
d. 16
Answer: 16.5
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