Interactive practice questions
A manufacturer of a dishwasher wants to create a graph showing how one of their dishwasher models works. The stages of its operation are given below.
- The dishwasher quickly fills to half-way and performs a short wash
- The dishwasher empties completely
- The dishwasher completely fills up quickly and remains full over the course of the wash
- The dishwasher empties completely
Which of the following graphs matches the water level inside the dishwasher throughout a cycle?
A
B
C
D
Easy
< 1min
Which part of this travel graph is impossible?
Easy
< 1min
Tina is cycling to the bus stop, but halfway there she gets a flat tire and has to push her bike the rest of the way. Upon reaching the bus stop, she has a short wait for the bus and then catches the bus to her final destination.
Which of the following graphs best matches this story?
Easy
< 1min
Paul is driving his child home from school. After $5$5 minutes, the car slows down.
Medium
< 1min
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