sandgirl32434 sandgirl32434

05-03-2018
Mathematics

contestada

It is given that y varies directly as x. If y = 5 when x = 4 determine the constant of variation.

A) -4/5
B) 4
C) 5
D) 5/4

Respuesta :

Taylaa2404 Taylaa2404

05-03-2018

D) 5/4, I had this question on a quiz.

Answer Link

05-03-2018

When one thing varies to another there is always a constant of variation. direct variation it is; y = kx

use the x,y values to find k
5 = 4k
5/4 = k

answer is D

Answer Link

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