Ratios & Rates
You make 12 equal payments. You pay a total of $1524. How much is each payment?
$127
3/4 divided by 5/12
36/20 or 1 4/5
What is a percent?
A number out of 100
What is distributive property?
Multiplication of a group
Tell and explain whether (3,27) is a solution of y = 9x
yes.
0.812 divided by 0.14
5.8
3 5/6 divided by 1 2/3
69/30 or 2 3/10
If you completed 40% of your homework problems, how many out of 30 questions did you complete?
12
Simplify the following expression: 2(2x -5)
4x - 10
Solve for m: 6m divided by 7 = 30
m = 35
A pot contains 32 ounces of soil. You use 3 1/8 ounces of soil to plant 1 herb. Is there enough soil in the pot to plant 10 herbs?
yes
5 1/4 divided by 1 1/8 - 2/3
12/3 or 4
Write this decimal as a percent: 1.24
124%
A family of three goes to a salon. Each person gets a haircut and highlights. The cost of each haircut is $15, and the cost per person for highlights is x dollars. Write and simplify an expression that represents the total cost (in dollars) for the family at the salon.
3(15 + x)
45+3x
A taxi ride costs $3 plus $2.50 per mile. If your cost is $25.50, how many miles did you travel?
9 miles
A teacher buys 3.25 ounces of a compound for an experiment. The compound costs $3.56 per ounce. The teacher pays with a $20 bill. How much change does the teacher receive?
$8.43
One serving of tortilla soup is 1 2/3 cups. A restaurant cook makes 50 cups of soup. Explain if there is enough to feed 35 people.
There is only enough to feed 30 people.
70% of what number is 35?
50
Please factor out the GCF
60-150x
-3(x + 2) = 6
x = -4
You spend 2 1/2 hours online. You spend 1/5 of that time writing a blog. How long do you spend writing your blog?
1/2 hour
At a track and field meet, the person who came in first place had a shot-put throw of 25 feet 8 inches. The person who came in second place had a shot-put throw of 19 feet 3 inches. How many times greater did the person in first place throw than the person in second place?
1 1/3
You went to the mall with $80. You spent 25% of your money on a pair of shorts and 65% of the remainder on sandals. How much did you spend on the sandals?
$39
Add one set of parentheses to the expression: 2x^2 + 4 -5
so that the value of the expression is 75 when x = 6.
2(x^2 + 4)-5
6(6v + 6) - 5 = 1 + 6v
v = -1