Find the least number of six digits which is exactly divisible by 15, 21 and
Solution
Correct Answer: Option C
In this case, reverse process is much more faster.
Go through the options. Divide each option with the following numbers: 15, 21 and 28. Here, all the option meets the condition of being six digit number.
If only one option meets the condition, that will be the answer. If more than one option meets the divisibility condition. Then, as asked in the question, find out which option is the least in the numerical order.
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