In a box, 35% of the buttons are green, 10% are white and the rest are yellow
- What fraction of the buttons is yellow? Give your answer in the simplest form.
- There are 528 yellow buttons in the box. How many buttons are there in the box altogether?
(a)
Percentage of buttons that are yellow
= 100% - 35% - 10%
= 55%
Fraction of buttons that are yellow
=
55100 =
1120 (b)
Number of yellow buttons = 11 u
11 u = 528
1 u = 528 ÷ 11 = 48
Total number of buttons
= 20 u
= 20 x 48
= 960
Answer(s): (a)
1120; (b) 960