Question

Raj paid $31.86 for a new basketball. The price he paid included sales tax of 6.25%.

Which equation can be used to find the price, p, of the basketball before tax?

A.
p + 0.0625p = 31.86

B.
6.25p = 31.86

C.
0.0625p = 31.86

D.
p + 6.25p = 31.86

Answer 1

\(\Large {\color{brown}{ a}}\%\ of\ b \implies \cfrac{{\color{brown}{ a}}}{100}\cdot b\implies {\color{brown}{ a}}\div 100\cdot b\)

what would THAT make the 6.25% of price "p" then?

Answer 2

I think 0.0625

Answer 3

any ideas?

Answer 4

0.0625 is correct :)
since 6.25/100 = 0.0625

so.. now, look at your choices

Answer 5

i think is a

Answer 6

answer is a

Answer 7

if the basketball cost $31.86, including tax
that means, the price of the ball is really "p" plus tax
but the tax is 6.25% of 0.0625p
so, add those two fellows, and you'd get the actual cost of the ball

Answer 8

I agree A

Answer 9

Is that correct?

Answer 10

?

Answer 11

Nevermind