please give me the important question of linear equation and ratio and proportion of 7th class
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Linear equation...
1)Leena has 117 rupees in the form of 5 rupees coins and 2 rupees coins. The number of 2 rupee coins is 4 times that of 5 rupees coins. Find the number of coins of each type.
2)length of a triangle is 16 cm less than twice its breadth. If perimeter of the rectangle is 10p cm, find its length and breadth.
3)sudesh is twice as old as seema. If 6 years is subtracted from seema's age and 4 years are added to sudesh's age, sudesh will be 4 times seema's age. How old were they 3 years ago?
These are some important questions taken from DAV's book...!!!
1)Leena has 117 rupees in the form of 5 rupees coins and 2 rupees coins. The number of 2 rupee coins is 4 times that of 5 rupees coins. Find the number of coins of each type.
2)length of a triangle is 16 cm less than twice its breadth. If perimeter of the rectangle is 10p cm, find its length and breadth.
3)sudesh is twice as old as seema. If 6 years is subtracted from seema's age and 4 years are added to sudesh's age, sudesh will be 4 times seema's age. How old were they 3 years ago?
These are some important questions taken from DAV's book...!!!
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