Question : How many numbers from 1 to 430 are divisible by 7 and 11 both?
Option 1: 5
Option 2: 11
Option 3: 9
Option 4: 7
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Correct Answer: 5
Solution : LCM of 7 and 11 = 77 The number divisible by 7 and 11 both should be divisible by 77. The required numbers are 77, 154, 231, 308, and 385 and the next number will be greater than 430. Hence, the correct answer is 5.
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