Answer:
v=3.6
Step-by-step explanation:
A=3.14r^2
A=3.14 x 10^2
A=3.14x100
A=314
314cm is your answer
Answer: 6
Step-by-step explanation:

b=4
h=3
12/2
6
<h2>○=> <u>Correct option</u> :</h2><h2>

</h2><h3>○=> <u>Steps to derive correct option </u>:</h3>
Cost of a bike Raylin wants to buy = $85
Money Raylin already has = $22
Money she needs :


Thus, money Raylin still needs = $63
Money she gets from doing one chore = 2.50
Number of chores the needs to do :


Thus, Raylin needs to do 25 chores to be able to buy the bike.
Therefore, the correct option is <em>(d) 25</em>
Answer:
2000
Step-by-step explanation:
12.50x 160=2000