Ratios
The ratio of the number of boys to the number of girls in a choir is 5 to 4. There are 60 girls in the choir. How many boys are there?
75
A baseball traveled 330 feet in 5 seconds. How many feet did it travel per second (unit rate)?
66 feet per second
Dennis made an extra $245 for selling furniture. This was 7% of the total value of the furniture he sold. What was the total value of the furniture that Dennis sold?
$3,500
36 cups is how many quarts?
9 quarts
Write the 55% as both a decimal and a fraction in SIMPLEST form
0.55
11/20
In Austin, Texas, 8 bats ate 40 grams of insects in one night. At this RATE, how many grams of insects could 64 bats eat in one night?
320
The rate of 1 serving of trail mix is 2.5 ounces. How many servings are there in 22.5 ounces of trail mix?
9
Customers took a survey at an ice cream shop. 144 customers rated the shop as "very satisfactory." This is 45% of the total number of customers. What was the total number of customers?
320
786 milliliters is how many liters?
0.786L
Dolores spent $13 of the $20 in her wallet. Which decimal represents the fraction Dolores spent?
0.65
5 gallon of blue paint is mixed with every 9 gallon of yellow paint in order to make green paint. Which ratio below is equivalent to the ratio of blue paint to yellow paint.
A. 30:54
B. 6:10
C. 10:45
D. 27:15
A. 30:54
A barrel contained 60 gallons of water. Water leaked out at a RATE of 5 gallons every 3 days. How long did it take for all of the water to leak out?
36 days
72% of the customers who bought gas made additional purchases. Out of 250 customers, how many made additional purchases?
180
A warehouse floor has a perimeter of 6,615 feet. What is the perimeter of the floor in yards?
2, 205 yds
Carlos walked to school on the 14 of the 20 days of school in February. What percent is equivalent to the fraction of the school days in February that Carlos walked to school?
70%
There is a 1 in 8 chance of winning a game. Which of the following is equivalent to the chance of winning a game?
A. 100/125
B. 125/10
C. 1.25
D. 0.125
D. 0.125
At the bookstore the cost of 6 books is $45. If you spent $60, how many books did you buy?
8 books
A shop owner offered a 20% discount off the regular price of a mirror. The amount of the discount is $3. What is the regular price of the mirror?
$15
24 ounces of fruit juice is how many pints?
1.5 pints
A company spent 32% of its annual budget developing a new machine. Write the fraction of the budget spent developing a new machine in SIMPLEST form.
8/25
There are corn and flour packages on the shelf.
The ratio of packages of corn tortillas to total packages is 7 to 16.
If there are 14 corn tortilla packages, how many flour packages are there?
18 flour packages
A pharmacist put 4.536 ounces of vitamin pills into bottles. If each bottle has 0.42 ounces of vitamin pills, how many bottles did the pharmacist use?
108 bottles
There are 90 girls and 60 boys in the 6th grade. Of these, 9 girls and 3 boys write left-handed. What percentage write left-handed?
8%
A marathon race is 26 miles 385 yards. What is the total length of the marathon race in yards?
46,145 yards
How can you write 24 out of 40 as a decimal?
0.60