Ratios
True or false?
texts sent = 8 , calls made = 5
The ratio of texts sent to calls made was 8:5
What is true.
definition of rate?
What is a special type of ratio comparing two quantities with different units.
A fair owner made 60 dollars when a group of 10 people entered, which is a rate of ___ dollar per person.
Write the ratio for:
For every 5 boys there are 10 girls.
What is 5:10
Based of our notes, what is a example of rate?
What is driving 120 miles in 2 hours.
Write a unit rate for this situation: 310 heartbeats per 5 minutes
What is 62 heartbeats/minute
definition of ratio?
What is a comparison of two quantities by division.
Ari can walk 2 miles in 40 min. What is the amount of time it will take him to walk 4 miles.
What is 80 min.
A factory can produce mousetraps at a rate of 1500 traps in 3 hours. What is the unit rate per hour?
500 traps per hour
Reduce the ratio to the simplest form.
90:80
What is 9:8
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses.
What is 250 people
Pasta A costs $1.20 for 10 oz. while Pasta B costs $1.50 for 12 oz. What is the better buy?
What is Pasta A.
The recipe calls for 2 eggs for every 8 cups of flour. How many eggs are needed with 40 cups of flour?
10 eggs
Ivy's Fresh Eggs transports its eggs in crates. It takes 2 trucks to carry 80 crates. What is the number of crates that 8 trucks can carry.
What is 320 crates.
Rose spent $2.00 for 20 pieces of gum. Joe spent $1.50 for 10 pieces of gum. Who got the better deal and why?
Rose got the better deal. She got one piece for $0.10 and Joe spent $0.15 for one piece.