Question

Nine added to thrice a whole number gives 45. Find the number. Find two consecutive odd numbers whose sum is 200. ​

Answer 1

QUESTION 1:

Nine added to thrice a whole number gives 45. Find the number.

let us take the whole number as x

given that 3x + 9 = 45

3x = 36

x = 12

Answer: the whole number is 12

QUESTION 2:

Find two consecutive numbers whose sum is 200

let us take the first number as x

the next odd number to x is x+2

given that x+x+2 = 200

2x = 198

x = 99

x+2 = 101