4. Ratio & Proportion
4.01 Unit rates
Interactive practice questions
Tricia reads $20$20 pages of her book in $2$2 hours.
Which of the following is the unit rate of pages per hour?
$10$10 pages/hr
A
$2$2 pages/hr
B
$20:2$20:2
C
$10:1$10:1
D
Easy
< 1min
A car travels $320$320 km in $4$4 hours.
Easy
1min
A tap fills up a $240$240 liter tub in $4$4 hours.
Easy
< 1min
A toy manufacturer makes $720$720 toys in $9$9 hours.
Easy
< 1min
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