In a box, 50% of the cards are pink, 15% are green and the rest are blue
- What fraction of the cards is blue? Give your answer in the simplest form.
- There are 511 blue cards in the box. How many cards are there in the box altogether?
(a)
Percentage of cards that are blue
= 100% - 50% - 15%
= 35%
Fraction of cards that are blue
=
35100 =
720 (b)
Number of blue cards = 7 u
7 u = 511
1 u = 511 ÷ 7 = 73
Total number of cards
= 20 u
= 20 x 73
= 1460
Answer(s): (a)
720; (b) 1460