Ratios
Jeff has 2 hamsters and 1 Gerbil. What is the ratio of hamsters to gerbils?
2:1
5/15 = x/30
x=10
What is 100% of 12.4?
12.4
What is the unit rate if 10 gallons of gas costs $10.20?
$1.02 per gallon
Sales tax is always in the form of a __________?
Percent
Chase has 7 dogs and 2 cats. What is the ratio of cats to dogs?
2:7
1/x = 7/49
x=7
What is 50% of 19?
9.5
What is the unit rate if a dozen doughnuts cost $13.99? (Cost per doughnut?)
$1.16 or $1.17 if rounded to the nearest tenth.
How much is 6% sales tax on a $45 shirt?
$2.70
What is an equivalent ratio to 1:2
2:4 is a possible answer
7/8 = 5/x
x=5.71
What is .2 as a percent?
20%
If 3 hotdogs costs $7 then how much will 5 hotdogs cost?
$11.66 or $11.67 rounded
Your bill is $67 and you want to leave a 20% for your waiter. How much extra should you leave?
$13.40
What is an equivalent ratio for 3:11
6:22
3.2/x = 8/9
x = 3.6
What is 5/6 as a percent?
83.3%
Which is a better deal?
5 apples for $1.99 or 6 apples for $2.10
6 apples
You want to buy a new pair of shoes for $89, but they are on sale for 15% off. How much do they cost after the sale? (No tax)
$75.65
What is a the definition of a ratio?
A comparison of two quantities.
1.75/3.4 = x/8.33
x=4.2875
250% of what number is 60
24
If you made $30.75 in 3 hours how much money would you make in 8 hours?
$82
You bought a new snowboard for $435, but you got a 12% student discount. You also had to pay a 6% sales tax. How much was the snowboard after the discount and tax?
$405.77