Unit Rate
If Mimi drives 50 kilometres in 2 hours, what is her speed unit rate?
25 km per hour
TRIPLE POINTS!!!
Which is the better deal $20 for 5 t-shirts or $24 for 8 t-shirts?
8 for $24
Anna earns $12 in 3 hours. How much does she make in 5 hours?
$20
Is this a unit rate? Why or why not?
Justin's car wheels make 80 revolutions every 5 minutes.
no
If James types 120 words per 3 minutes, what is his unit rate of typing?
40 wpm
Which is the better buy: one slice of pizza for $3.75 or 8 slices of pizza for $18. Prove your answer!
8 slices ($2.25 per slice)
Jacob's car is leaking oil at a rate of 0.2 litres per hour. At this rate, how much oil will he lose in a day?
4.8 litres
27:9 = 18:?
6
What is a unit rate?
A unit rate compares a quantity to 1 unit of another quantity.
DAILY DOUBLE!!!
Which is the better buy: 8 mints for $1.84 or 13 mints for $3?
8 mints 0.23 vs. 0.231
Ian buys 2.5 kg of meat for $13.25 a pound. How much does he pay?
$33.13
What is the difference between a ratio and a rate?
ratio: same units in numerator and denominator
rate: different units in numerator and denominator
Take 100 points from another team and add it to your total score!
If you can jump 24 times in 6 minutes, how many jumps can you do in 2 1/2 minutes?
10 jumps
Which is the best buy: 14 cans for $4.48 at Coles, 6 cans for $1.74 at Kmart, or 15 cans for $4.65 at Aldi?
6 cans at Kmart because each can is 0.29
Coles 0.32, Aldi 0.31
Bethany is on a treasure hunt and travels 80 km/h per hour as she drives. She has to go 630 kilometres to get from point A to point B. How long (in hours and minutes) does it take her?
7 hours 52 minutes 30 seconds
Kayla knits 3/5 of a meter in 1/3 of an hour. What is her knitting unit rate?
1.8 m/h