This is the solution to the proportion:
9/12 = 5/x
What is 6 2/3
100
Triangle ABC is similar to Triangle DEF.
Side AC = 8cm Side EF = 2cm
Side BC = 4cm Side DF = X cm
This is the length of side DF (the value of x)
What is 4 cm.
100
This is 40% of 80
What is 32
100
A sales rep earns 3% commission on sales. This is the commission he earns when total sales are $26,500.
What is $795.
100
A $16.88 CD is on sale for 25% off. This is the discount and the sale price of the CD.
What is $4.22 discount, $12.66 sale price.
200
This is the solution to the proportion:
4/(h-3) = 2/7
What is h = 17
200
Triangle MNP is similar to Triangle STU
Side MN = 6 cm Side ST = 4 cm
Side MP = 14 cm Side SU = ? cm
This is the length of side SU.
What is 9 1/3 cm
200
This is 130% of 25.
What is 32.5
200
A hair salon rents booths for $200 per month plus a 5% commission on receipts. This is how much Lily owes for one month when her receipts total $4,500.
What is $425.
200
This is the % change from 110 to 154
What is 40% increase
300
On a map, the distance between Jacksonville FL and Tallahassee FL is about 8 inches. According to the scale, 1 inch represents 20 miles. This is the distance between the two cities.
What is 160 miles (8/1 = m/20)
300
Sam is 5 ft tall and casts a shadow 4 ft long. At the same time, a nearby tree casts a shadow 12 ft long. This is the height of the tree.
What is 15 ft.
300
30 is this % of 75
What is 40%
300
After 9 months, the simple interest earned on an investment of $1,200 is $72. This is the interest rate.
What is 8%.
300
This is the result when 140 is decreased by 65%.
What is 49. (140-x)/140 = .65
400
A fast sprinter can run 100 yards in approximately 10 seconds. Using dimensional analysis and rounding to the nearest hundredth, this is the equivalent of 100 yards in miles.
(Hint: there are 1760 yards in 1 mile)
What is .06 miles (100 yds x 1 mile/1760 yds)
400
A flagpole casts a shadow that is 75 ft long at the same time a 6 ft tall man casts a shadow that is 9 ft long. This is the height of the flagpole.
What is 50 ft.
400
38% of this number is 85 (rounded to the nearest tenth).
What is 223.7
400
The sales tax rate is 8.25%. This is the estimate of sales tax owed on a book that costs $18.50
What is $1.60. (20 x .08)
400
A store buys cans of soda for 40 cents each and marks the price up 75%. This is the selling price for a can of soda.
What is 70 cents. (x-40)/40 = .75
500
A cyclist travels 56 miles in 4 hours. Using dimensional analysis, this it he cyclists speed in feet per second (rounded to the nearest tenth).
(Hint: there are 5280 ft in 1 mile; there are 3600 seconds in 1 hour)
What is 20.5 feet / second
500
Sean is 5 ft 6 inches tall and casts a shadow 1/4 his height. At the same time, a nearby tree casts a shadow twice Sean's height. This is the proportion and solution to find the height of the tree.
What is 66/x = 16.5/132 (inches); x = 528 inches = 44 ft.
500
This % of 210 is 159.6
What is 76%
500
This is the estimate for a 15% tip on a dinner that costs $54.85.
What is $8.25 (5.50 + 2.75)
500
At a grocery store, a package of microwave popcorn costs $0.49. At a movie theater, the same amount of popcorn is marked up 410%. This is the popcorn's cost at the movie theater.