Answer:
<h3><u>1st attachment :-</u></h3>
counters left = 160
fraction of counters left = 160/400
=2/5
<h3> <u>2nd</u><u> </u><u>attachment</u><u> </u><u>:</u><u>-</u></h3>
a) how much cheaper = 13 ×(35.43 -15.37)
= 260.78
b) B.underestimate
Area=πr² where r=d/2
r=8mm
Area=πx8x8
=64π mm²
I think you omitted the π symbol in your choices so the answer is not in there but should be 64π mm²
C. 600 x 4
if you added or subtracted,you would end up not even close to what you need.
if you divided, that would be the amount needed for 1 dog
hope this helps☼ (p.s,please can you give me brainliest, I only need 1 more before I get virtuso