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Solving Equations
Solving Absolute Value Equations
Rates, Ratios, and Proportions
Percents
Change in Perimeter, Area, Volume (Ratios)
100
5(x+1)+5(x+5)
What is no solution?
100
l x l = 5
What is x = +5 and - 5
100
A boat travels 66 miles in 2 hours. Find the unit rate?
What is 33mph?
100
Antonio sold a hate for $18. His wholesale cost was $8. What was the percent of markup?
What is 125%?
100
The ratio of the dimension of sides are
What is equal?
200
9(z-1)+2z +16 = 62
What is z=5?
200
l x - 1 l = 4
What is x = 5 and x = -3?
200
Fifteen is 2% of what number?
What is 750?
200
Your dinner cost $38.74 and you want to leave a 15% tip. How much would your tip be?
What is $5.81?
200
A circle has a radius of 9 inches. The radius is multiplied by 2/3 to form a second circle. How is the ratio of the area related to the ratio of the radii?
What is the ratio of the areas is the square of the ratio of the radii.
300
10a-35=-8a+1
What is a = 2?
300
l x + 4 l = - 3
What is no solution?
300
A realtor earns a 5% commission on the sale of each house. Find the commission earned on a house that sells for $275,000.
What is $13,750?
300
Find the percent change from 60 to 78. Then tell whether it is a percent of increase or decrease.
What is 30% increase?
300
A triangle has side lengths of 5 inches, 12 inches and 15 inches. Every dimension is multiplied by 1/5 to form a new triangle. How is the ratio of the perimeters related to the ratio of corresponding sides.
What is the ratio of the perimeters are equal to the ratio of the sides.
400
D = M/V solve for V
What is V=M/D?
400
2 l x + 3 l - 4 = - 6
What is x = - 2 and x = -4
400
Nathan is 6 ft tall and casts a shadow 2.5 feet long. At the same time, a lamppost casts a shadow 10 ft long. How tall is the lamppost?
What is 24 feet tall?
400
Alicia bought a prom dress that originally cost $110. After she used a coupon, she spent $82.50 on the dress. What percent discount did she receive?
What is 25%?
400
What is the relationship of the ratio of the volumes to the ratio of the sides.
What is the ratio of the volume is the ratio of the sides cubed?
500
S=n/2(a+b) for b
What is b=(2S)/n -a
500
3 l x - 12 l + 7 = 7
What is x = 12?
500
The ratio of lemon juice to water in lemonade is 1:5. If 15 cups of waqter are used to make a pitcher of lemonade, how many cups of lemon juice are needed?
What is 3 cups?
500
Find the result when 40 is decreased by 90%?
What is 4?
500
If the scale factor of the volume is 8, what is the scale factor of the sides.
What is 2?