Answer:
you did not provide the numbers to answer any question...
but the formula that you want is probably this one
Combination Formula nCr=n!(n−r)!r!
Step-by-step explanation:
Their radii, their diameters, their circumference, and their area will all be proportionate. But I think that all circles are proportionate.
Answer:
(d) The sale was for a 29% decrease.
Step-by-step explanation:
Original/Regular price = $42.25
New/Sale price = $29.95
Difference in prices = 42.25 - 29.95 = 12.3
Formula for finding the percentage decrease of the sale
=
× 100
× 100
= 
≈ 29.11 %
≈ 29 %
Therefore, the percent off the watch during the sale was approximately 29%.
<em>I hope this helps! I would really appreciate it if you would please mark me brainliest! Have a blessed day!</em>