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Question
How many numbers from 11 to 5 are there which are exactly divisible by 7 but not by 3 ?
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Solution
The correct option is A Four
The numbers from 11 to 50, which are divisible by 7 are 14, 21, 28, 35, 42, 49. But out of three, 21 and 42 are divisible by 3.
∴ The required numbers are 14, 28, 35, 49.
Clearly, there are four such numbers.
The numbers from 11 to 50, which are divisible by 7 are 14, 21, 28, 35, 42, 49. But out of three, 21 and 42 are divisible by 3.
∴ The required numbers are 14, 28, 35, 49.
Clearly, there are four such numbers.
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