Sum of ages of 5 friends is n years. What is the sum of their ages after 3 years?
(n + 15 ) years
Form an expression: when twice a number x is added to thrice its reciprocal.
2x + 3/x
Give a number which is always even in terms of variable x.
Form an equation for a multiple of 5 added to 19 is 54.
5x + 19 = 54
48 sweets are to be distributed among three friends A, B and C in such a way that. B gets 5 sweets more than A and C gets 7 sweets more than A. Form an equation.
3x + 12 = 48
Find x if 2x + 5 = x + 25.
If x = n + 1 then find the value o f (2x + 5)
2n + 7
Ratio of three angles of a triangle is 1 : 2 : 3. Find the angles.
30°, 60°, 90°
Preeti has three more dolls than Renu. If there are 11 dolls in all, how many dolls does each have?
Sum of two numbers is 30. If one number is twice the other, form an equation for finding the numbers.
2x + x = 30
Perimeter of the top of a table in the conference hall is 32m. If the length of the table is 3 times its breadth, how long is the table?
3(x + 4) = x + 38 find x.
If father is twice as old as his son and also 29 years older than his son. What is the age of father?
Two numbers are in the ratio 4:7. If the sum of numbers is 143, find the numbers.
Find three consecutive odd numbers whose sum is 147.
47, 49, 51