# SOLVING SIMPLE EQUATIONS WORD PROBLEMS (Part - 2)

Problem 1 :

For a certain commodity, the demand equation giving demand 'd' in kg, for a price 'p' in dollars per kg. is 'd = 100(10 - p)'. The supply equation giving the supply 's' in kg. for a price 'p' in dollars  per kg. is 's = 75(p - 3)'. Find the equilibrium price.

Solution :

Problem 2 :

The fourth part of a number exceeds the sixth part by 4. Find the number.

Solution :

Problem 3 :

The width of the rectangle is  of its length. If the perimeter of the rectangle is 80 cm. Find its area.

Solution :

Problem 4 :

In a triangle, the second angle is 5° more than the first angle. And the third angle is three times of the first angle. Find the three angles of the triangle.

Solution :

Problem 5 :

The price of a product this year is \$28.75. If the price of the product this year is 15% more than the price last year, what was the price of the product last year?

Solution :

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