2.00 - 1.50 = 0.50
0.50 - 1.75 = -1.25
Solution: he owns $1.25
Look up on desmos it will give the correct answer
I think the answer is "the denominator"
Not sure if you wanted answers or explanation on what to do. Ill just do the explanation and if you want the answers just lmk C:
R=1/2 d, and C=pi*2r. So you basically take the given number and plug it into these formulas.