In a collection of coins consisting of only quarters and nickels, the total value is $1.80 and there are four times as many nick
1 answer:
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Answer:
Step-by-step explanation:
We first let 0.38 (8 being repeated) be T.
Since z is recurring in 1 decimal places, we multiply it by 10. 10z = 3.88
Next, we subtract them. 10 r T 3.88 0.38 9x 3.5
Lastly, we divide both sides by 9 to get IC as a fraction. 3.5 T 9 35 90 7 18
Answer: 769.3
Step-by-step explanation:
C=2*3.14*122.5
245/2=122.5
C=769.3