Answer:
n = 12 nickels
d = 11 dimes
q = 7 quarters
Step-by-step explanation:
.05n + .1d + .25q = 3.45
n + d + q = 30
n = q + 5
n = 12
d = 11
q = 7
Answer: 18
Step-by-step explanation:
2(9)=18
4/50 as a decimal is .08
Divide 4 by 50
Answer:
0.681818
Step-by-step explanation:
13 feet per second is equal to 0.681818 miles per hour.