Question

The value of y varies directly with x, and y = 4 when x = 10. Find y when x = 1.

A. −2.5
B. 2.5
C. 0.4
D. −0.4

Answer 1

C, .4.
To make the statements equal, you divide both by ten since that's what they did to get x to equal 1. 4 ÷10 is .4

Answer 2

Uhm I tried it and got 0.4 pretty sure I'm wrong