The sum of two numbers is 200.
The difference between the two numbers is 100.
- The smaller number.
- The larger number.
(a)
Let the smaller number be 1 u.
Larger number = 1 u + 100
Total
= 1 u + 1 u + 100
= 2 u + 100
2 u + 100 = 200
2 u = 200 - 100 = 100
1 u = 100 ÷ 2 = 50
Smaller number = 50
(b)
Larger number
= 1 u + 100
= 50 + 100
= 150
Answer(s): (a) 50; (b) 150