Question

Please help me people. I need help.
Which equations show direct variation between A and B? Multiple choice btw.

A. b=0.7a

B. 1/8a-3

C. 5(1/a)=b

D. 1a=b

Answer 1

@inowalst @HappySprout @Unanimoose @sumgirl

Answer 2

@hl147

Answer 3

thanks

Answer 4

ok. thanks anyways.

Answer 5

i'm not sure sorry!

Answer 6

thanks anyways...

Answer 7

Do you know what direct variation is?

Answer 8

sorta...

Answer 9

http://www.mathwords.com/d/direct_variation.htm

Answer 10

So... is it a and d?

Answer 11

never mind... i can do this tomorrow... *YAWN*

Answer 12

I think A and B are correct. Not 100% sure.

Answer 13

oh, thanks.