20. If the total cost of 5 books is $35 and the average price per book is reduced by 20%, how much will
the 5 books cost the new rate?
Answers
Answered by
4
Answer:
28 is the correct answer
Answered by
4
Answer - $28
solution-
5 books = $35
1book. = $35/5
= $7
According to question
20% reduced per book
therefore, 20% of 7= 20/100 * 7
=7/5
since, cost is reduced per book
therefore, reduced price per book
= $7-7/5
=$28/5 per book
therefore , 5 books= $28/5*5
=$28 answer
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