CTET Solved Paper - CTET February 2014 Paper1
112. What should be subtracted from the product 3001 × 101 to get 300311?
- Option : A
- Explanation : (A)
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113. (Smallest common multiple of 36 and 60) ÷ (Biggest common factor of 18 and 45) is equal to
- Option : A
- Explanation : (A)
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114. (10 tens + 11 hundred + 12 ones) equals
- Option : D
- Explanation : (D) Given, (10 tens + 11 hundred + 12 ones)
= 10 × l0 + 11 × 100 + 12 × l
= 100 + 1100 + 12 = 1212
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115. The number of factors of 42 is
- Option : B
- Explanation : (B) 42 can also be written as 71 × 61 or = 71 × 31 × 21
∴ Number of factors = (1 + 1) × (1 + 1) × (1 + 1)
= 2 × 2 × 2 = 8
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