Question
PSLE
Mary and Natalie started jogging from the same place in opposite directions along a straight path. They jogged for 40 minutes. At the end of the jog, they were 6 km apart. Mary's average speed was 5 km/h. What was Natalie's average speed in km/h?
2 m

Click button first when a symbol is required. X

PSLE
Mary and Natalie started jogging from the same place in opposite directions along a straight path. They jogged for 40 minutes. At the end of the jog, they were 6 km apart. Mary's average speed was 5 km/h. What was Natalie's average speed in km/h?