Question

Which of the following cannot be written as a rational number as a denominator 4?(a)7/8 (b)20/16 (c)28/-32 (d)1/-4

Answer 1

Answer:

(a) 7/8

Step-by-step explanation:

because 7 is not divisible with 2

and to make 8 into 4 we have to divide it with 2

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