Xuan has some mochi balls to give to her pupils in her class. It she gives 6 mochi balls to each pupil, she will have 4 mochi balls left. It she gives 9 mochi balls to each pupil, she will need 11 extra mochi balls.
- How many pupils does Xuan have?
- How many mochi balls does Xuan have?
(a)
Total number of extra mochi balls
= 4 + 11
= 15
Number of extra mochi balls for each pupil
= 9 - 6
= 3
Number of pupils that Xuan has
= 15 ÷ 3
= 5
(b)
Number of mochi balls that Xuan has
= 5 x 6 + 4
= 34
Answer(s): (a) 5; (b) 34