ASSIGNMENT (SIMPLE EQUATIONS)

1.       Find the solution of the equation    7x +4 = 25
2.       If K+7=16, then find the value of 6k=74
3.       The length of a rectangle is two times its breadth .Its perimeter is 60 cm . Write the equation and find the length and breadth of the rectangle.
4.       Find the value of x
i)                    9/5 x = 18/5
ii)                   X – ½= - ½
5.       If 45 is added to half of a number , the result is triple the number. Find the number
6.       Solve the following simple equations
i)                    6(x-3) + 2(x+3) =26
ii)                   (x-5)/3 – 4 = -2
iii)                 17(2-3x) -15(2x-3)=17
iv)                 0.4x+0.3=0.32x+2.16
7.       Find a  number which when multiplied by 6 is increased by 90.
8.       Ramu’s father is four times as old as Ramu. If sum of their age is 50 years. Find their ages.
9.       In a class of 55 students the number of girls is 5/6 times the number of boys. Find the number of boys and girls in the class.
10.   Honey thinks of a number . If he takes away 7 from 5/2 of the number , the result is 11/2.Find the number.