Algebra I
Hong Kong
Stage 1 - Stage 3
Multi-step word problems (averages and percentages)
Interactive practice questions
David wants to know, on average, how many pets his friends have.
He has asked a group of his friends, and his results are below:
$6,1,1,8$6,1,1,8.
What is the average number of pets among his friends?
Easy
< 1min
Ellie wants to know the average height of her friends, in inches.
She knows their heights already: $59,48,47,57,59$59,48,47,57,59.
Easy
1min
Georgia has sat $6$6 science tests this year. Her marks out of $100$100 for each test were: $54,63,91,80,89,65$54,63,91,80,89,65.
Easy
1min
A bag of rice weighs $110$110kg. If the weight of the bag decreases by $40%$40% find the new weight of the bag.
Easy
< 1min
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