The answer is C
By the way, that expression means "n choose k". Hope I helped!
Answer:
the answer for this question is (y-5)/4=x
63 dollars 3 hours
21 dollars 1 hour
Answer:
25
Step-by-step explanation:
The new price, $45, can be expressed as a percentage of $60 by taking it as a fraction of $60, converting to a decimal value, and multiplying by 100%. $45/$60=3/4=0.75, 0.75x100%=75%. So since 100%-75%=25%, the value was reduced by 25%.