Ratios
In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes. Simply the ratio
What is 4/10 and 2/5
Write a rate for this situation: 310 heartbeats in 5 minutes. Simplify the rate.
310 to 5 and 62 to 1
There are 3 white rabbits and 9 grey rabbits in a cage. Write the ratio of white rabbits to the total number of rabbits. Simplify the ratio
3 to 12 and 1 to 4
In Safeway you can buy a 6-pack of sprite for $2.99. In Lucky you can buy a 4 pack for $1.79. Which store is cheaper for one can? What is the cost?
Lucky (4 pack for $1.79) ; $0.45 per can.
The ratio of white eggs to brown eggs is 3 to 6. What are two equivalent ratios.
1 to 2 , 6 to 12 , 9 to 18
A 10-ounce can of tomatoes costs $1.59. A 14-ounce can costs $1.99. Which can of tomatoes costs the least per ounce? How do you know?
14-ounce can is cheaper. It costs $0.14 per ounce vs. $0.15 per ounce
The Acme factory makes mousetraps at a rate of 15 small traps to 12 large ones. The Beta factory makes mousetraps at a rate of can 45 small traps to 34 large ones. Are the ratios equivalent? Show how you know.
No. 15 to 12 x 3 is 45 to 36.
If you can buy 6 cookies for $2.40 what would be the equivalent cost for 8 cookies?
Cost would be $3.20