Question

Find the three consicutive natural numbers such that the sum of the first and second is 15 more than the third

Answer 1

let the first number be x. so two consecutive numbers = x+1 and x+2 sum of first and second no. =15 more than third number x+x+1=15+x+2 2x+1=17+x 2x-x=17-1 x=16 other two consecutive numbers =17, 18.