9. A book costs Rs. 10 more than the price of a pencil. The price of 5 books and 6 pencils is Rs. 160. Find
the cost of each.
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Answer:
price of pencil is Rs.10
price of books is RS.20
Step-by-step explanation:
suppose:
the price of pencil is x
then book price is x+10
then:
6x +5(x+10) =160
6x+5x+50=160
11x=160-50
x=110/11
x=10.
put value of x and you will get the answer.
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