Question
PSLE
A bank and a store are 121 m apart. They are located between Billy's house and Riordan's house, as shown. The bank is exactly halfway in between the two houses. One day, Billy and Riordan started cycling from their houses at the same time and they arrived at the store together. Riordan cycled at 96 m/min while Billy cycled at a speed 11 m/min faster than Riordan. 
  1. How much further did Billy cycle than Riordan?
  2. How far is Riordan's house from the store? Express your answer in m.
3 m
(a)

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(b)

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PSLE
A bank and a store are 121 m apart. They are located between Billy's house and Riordan's house, as shown. The bank is exactly halfway in between the two houses. One day, Billy and Riordan started cycling from their houses at the same time and they arrived at the store together. Riordan cycled at 96 m/min while Billy cycled at a speed 11 m/min faster than Riordan. 
  1. How much further did Billy cycle than Riordan?
  2. How far is Riordan's house from the store? Express your answer in m.