Question

If 1 / 4 of a number us added to 1 / 3 of that number , the result is 15 greater than half of that number.find the number.

Answer 1

Let the no. Be x According to the question 1/4x+1/3x=15+1/2x  x=180

Answer 2

1/4 of x +1/3 of x =15
x/4+x/3 =15
4x/12 +3x/12 =15
7x/12=15
7x=15×12
7x =180
x=180/7