isaacmvega isaacmvega

01-03-2017
Mathematics

contestada

What is the reciprocal of the number 2/7 ?

A. -3 1/2

B.-2/7

C. 5/7

D. 3 1/2
i think it is B?

Respuesta :

LightningEmerald1 LightningEmerald1

01-03-2017

Reciprocal just means flipping a fraction by swapping the place of the numerator and denominator.
Switching 2 and 7 would change it to 7 over 2.
Simplifying 7/2 would result in 3 and 1/2.
So the answer is D. 3 1/2.

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