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Question 14b

Video explanation ↓

Rahim has a total of 600 beads after he is given some purple beads. 1/3 of the beads Rahim has now are purple. The pie chart below shows the different coloured beads Rahim has after he is given some purple beads. How many green beads are there? (2 marks)

Question 14b diagram

Answer: 100 beads

Workings

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total in the end → 600 beads

"1/3 of the beads Rahim has now are purple."

purple → 1/3 x 600 = 200

total at first → 600 - 200 = 400

green beads at first (fraction) → 1/4

green beads at first → 1/4 x 400 = 100

Video explanations

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