Question
PSLE
A park and a mall are 150 m apart. They are located between Tom's house and Billy's house, as shown. The park is exactly halfway in between the two houses. One day, Tom and Billy started cycling from their houses at the same time and they arrived at the mall together. Billy cycled at 100 m/min while Tom cycled at a speed 30 m/min faster than Billy. 
  1. How much further did Tom cycle than Billy?
  2. How far is Billy's house from the mall? Express your answer in m.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
A park and a mall are 150 m apart. They are located between Tom's house and Billy's house, as shown. The park is exactly halfway in between the two houses. One day, Tom and Billy started cycling from their houses at the same time and they arrived at the mall together. Billy cycled at 100 m/min while Tom cycled at a speed 30 m/min faster than Billy. 
  1. How much further did Tom cycle than Billy?
  2. How far is Billy's house from the mall? Express your answer in m.