There are 234 balls in Julie's collection. The number of her red balls is 2 times the number of her purple balls.
- How many purple balls does she have?
- How many red balls does she have?
(a)
Number of purple balls = 1 u
Number of red balls = 2 u
Total number of balls
= 1 u + 2 u
= 3 u
3 u = 234
1 u = 234 ÷ 3 = 78
Number of purple balls
= 1 u
= 78
(b)
Number of red balls
= 2 u
= 2 x 78
= 156
Answer(s): (a) 78; (b) 156