Question
PSLE
A bank and a church are 90 m apart. They are located between Albert's house and Riordan's house, as shown. The bank is exactly halfway in between the two houses. One day, Albert and Riordan started cycling from their houses at the same time and they arrived at the church together. Riordan cycled at 72 m/min while Albert cycled at a speed 10 m/min faster than Riordan. 
  1. How much further did Albert cycle than Riordan?
  2. How far is Riordan's house from the church? Express your answer in m.
3 m
(a)

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(b)

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PSLE
A bank and a church are 90 m apart. They are located between Albert's house and Riordan's house, as shown. The bank is exactly halfway in between the two houses. One day, Albert and Riordan started cycling from their houses at the same time and they arrived at the church together. Riordan cycled at 72 m/min while Albert cycled at a speed 10 m/min faster than Riordan. 
  1. How much further did Albert cycle than Riordan?
  2. How far is Riordan's house from the church? Express your answer in m.