Ratios and Rates
In an orchestra, the ratio of woodwind players to brass players is 3:4. If there are 15 woodwind players in the orchestra, how many brass players are there?
20 brass players
What is the fraction 17/25 written as a percent?
68%
Write the exponent as a power.
7 x 7 x 7
73
5/6 × 7/10
7/12
A helicopter travels 350 kilometers in 5 hours. Find the unit rate
70 km in 1 hour
(or 70 km per hour)
What is 17% written as a decimal?
0.17
Solve the power. 23
8
9 ÷ 3/5
15
It took Jason 18 minutes to jog 4 laps. How many minutes did it take Jason jog each lap?
4.5 min (or 4 1/2 minutes)
What is 25% of 88?
22
Solve. 51 - 18 ÷ 32
49
7.8 ÷ 6
1.3
A box of 8 dinner plates costs $36. Find the cost per plate.
$4.50 per plate
What is 20% written as a fraction in simplest form?
1/5
Find the GCF of 14 and 21
GCF is 7
3.4 x 0.6
2.04
There are 207 students in 9 classes at East Middle School. How many students are in 6 classes?
138 students
Order the values least to greatest
4% 0.3 1/10
4% 1/10 0.3
Find the LCM of 10 and 4
The LCM is 20
A box contains 14/5 pounds of pasta. How many pounds of pasta are in 3 boxes?
14/5 x 3 = 52/5 pounds