Question

1.The perimeter of a rectangle is 50cm. If the length is 7cm more than the breadth, find the sides
of the rectangle
2.The denominator of a fraction is 3 more than numerator. If 2 is added to the denominator the
1
fraction becomes Find the original fraction​

Answer 1

1) sides of rectangle = let x and y.... ............

then (x+ (x+7))2 =50cm

[:. y= x+7 (given) ]

4x+14=50

4x=36

x=9

y=x+7

so y=7+9=16