Page 118 - NUMINO Challenge_C2
P. 118
Problem solving
1 Joe cycles 150 m in 10 seconds and Grace runs Key Points
30 m in 6 seconds. If Joe and Grace both start at
the same point and go around the same pond but Find the distance
in opposite directions, they meet 15 seconds each person travels
later. Find the perimeter of the pond. in 1 second.
2 Jean and Kelly are walking around a 600 m track. The sum of the
If they start at the same point and walk in distances walked in
opposite directions, they meet 2 minutes later. If 2 minutes is equal
they walk in the same direction, they meet 6 to the length of the
minutes later. How far does Jean walk in 1 track.
minute?
115Communication
1 Joe cycles 150 m in 10 seconds and Grace runs Key Points
30 m in 6 seconds. If Joe and Grace both start at
the same point and go around the same pond but Find the distance
in opposite directions, they meet 15 seconds each person travels
later. Find the perimeter of the pond. in 1 second.
2 Jean and Kelly are walking around a 600 m track. The sum of the
If they start at the same point and walk in distances walked in
opposite directions, they meet 2 minutes later. If 2 minutes is equal
they walk in the same direction, they meet 6 to the length of the
minutes later. How far does Jean walk in 1 track.
minute?
115Communication
