Multiply the diameter by PI which is 3.14 so that means the circumference would be 15.7.
Answer:
36
Step-by-step explanation:
Answer:
$17.28
Step-by-step explanation:
20% of $86.40
=
× $86.40
= 0.2 × $86.40
= $17.28 ← commission
The total cost was 116% of the original bill;
Original bill was;

= <span>$22.5</span>