what is the average of 7 numbers preceding seven each decreasing by1/2
Answers
Answered by
29
Start with the average of 7 number preceding
Solution :
Start with 7 and subtract 1/2 and they easier to 7-0.5=6.5
The first is 6.5
We find the average of a set number by find in the set
6.5+6.0+5.5+5.0+4.5+4.0+3.5=35
35 divide by 7 is 5
Solution :
Start with 7 and subtract 1/2 and they easier to 7-0.5=6.5
The first is 6.5
We find the average of a set number by find in the set
6.5+6.0+5.5+5.0+4.5+4.0+3.5=35
35 divide by 7 is 5
Answered by
7
Answer:
35
Step-by-step explanation:
Next step
= ( 6.5 + 6.0 + 5.5 + 5.0 + 4.5 + 4.0 + 3.5 ) / 2
= 35.0 / 2
= 5.0
= 5 is ans
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