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Ratio of boys to the girls in a class is 5 : 4. Which of the following cannot be the number of student in the class ?

A45

B72

C108

D98

Answer:

D. 98

Read Explanation:

Let the boys be 5x and girls be 4x Total = 5x + 4x = 9x Except 98 all are divisible by 9 Total cannot be 98.


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