For the series 3/2 + 3/4 + 3/8 + 3/16 + ...the sum will be calculated by the formula
.
<h3>What is number series?</h3>
When the numbers are arranged in a series with some logic then it is called as the number series.
here we have a series:

The sum of the series will be given as:


Hence for the series 3/2 + 3/4 + 3/8 + 3/16 + ...the sum will be calculated by the formula 
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Answer: .9
Step-by-step explanation:
You divide by 100 and get .9
Philip rides to school in 6 2/5 minutes.....it takes Joey 4 1/2 times as long...
4 1/2 * 6 2/5 =
9/2 * 32/5 =
144/5 =
28 4/5 minutes <== Joey's time to get to school
Answer: 74
Step-by-step explanation:
54 isnt a prime factor so 42 = 3
43 is a large number
therefore answer is 73