What is the perimeter of a rectangle if its length is 5 more than two-thirds of the breadth?
The price of rice 10 years ago was `10 less than half the price of rice today. If the price of
rice today is x, what was the price of rice 10 years ago?
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Answer:
1. let the breadth be x
now according to question
length= 2x/3+5
perimeter of rectangle = 2(l+b)
= 2 { 2x/3 + 5 + x}
= 2 ( 5x/3 + 5)
= 10x/3 + 10
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