Question
Irene, Olivia and Tammy have 525 pens altogether. After Olivia gave Tammy 53 pens and Tammy gave Irene 18 pens, they all have equal number of pens.
  1. How many pens did each girl have in the end?
  2. How many pens did Tammy have at first?
4 m
(a)

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(b)

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Irene, Olivia and Tammy have 525 pens altogether. After Olivia gave Tammy 53 pens and Tammy gave Irene 18 pens, they all have equal number of pens.
  1. How many pens did each girl have in the end?
  2. How many pens did Tammy have at first?