Question
What is the least number that should be multiplied to
735 so that it becomes divisible by 42?Solution
Since, 735 = 3 × 5 × 7 × 7 To be divisible by ‘42’, a number must be divisible by all 2, 3 and 7. Since, 735 is divisible by ‘3’ and ‘7’. So, the least number that we need to multiply is ‘2’. Therefore, required answer is 2.
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