Ratios & Proportions
Katie buys a necklace for $14.50 plus 6% tax. Sharon buys a bracelet for $12 plus 6% tax. The sum that Katie and Sharon paid (including tax).
What is $28.09
-2 + -6
What is -8
Enter the value of 3.4 * (6 + 12)
What is 61.2
A bag contains 9 red marbles, 3 blue marbles, 3 green marbles and 3 yellow marbles. What is the probability of selecting a blue marble?
What is 3/18 or 1/6
Find the radius of a circle with a diameter of 18in.
What is 9in
Adriana uses 1 1/4 cups of pretzels for every 1/2 cup of raisins when making a snack mix. The number of cups of pretzels Adriana uses for 1 cup of raisins.
What is 2 1/2
-83 + 54
What is -29
Solve and graph the inequality.
5x + 3 > -17
What is x > -4
A spinner with two equal portions, red and green, is spun 2 times. Enter the probability of the spinner landing on red both times.
What is 1/4
What is the circumference of a circle with a diameter of 13in. Use 3.14 for pi.
What is 81.64in
The profit a hot dog vendor earned is proportional to the number of hot dogs sold. The equation p = 2h represents the proportional relationship between the profit earned (p) and the number of hot dogs (h) sold. The profit, in dollars, earned for each hot dog.
What is $2
- 3 x -15
What is 45
7th grade has 220 students. Three-fifths of the students are girls. How many are boys?
What is 88.
Mikes scores from different class is below:
48, 45, 43, 38
What is the mean of his scores?
What is 43.5
What is the area of a circle with a diameter of 14in. Use 3.14 for pi.
What is 153.86 in squared.
Darius has a 24 oz sports drink. He drinks 18 oz. The percentage of ounces Darius has left in his sports drink.
What is 75%
- 48 - 13
What is 36 hours
Thomas wants to estimate the number of students in his seventh grade class who are interested in starting a computer club. He needs to create a random sample of students. How should he do this?
A. Ask 30 students in his technology class OR
B. Ask 30 random seventh graders?
What is B
What is the compliment of the angle that is 49 degrees.
What is 41 degrees
Three bags of flour and two bags of sugar weigh 32 pounds. Four bags of flour weigh 32 pounds. The ratio of weight of the a bag of flour to a bag of sugar.
What is 2:1
- 92 - -74
What is -18
Cindy buys 4 boxes of cereal and 2 gallons of milk for a total cost of $24.18. Each box of cereal costs $4.30. Enter the cost of 1 gallon of milk.
What is $3.49
Here is the result of spinning a spinner with 3 equal sized portions.
Red: 35
Blue: 34
White 31
Based on the outcomes, enter the number of times the arrow of the spinner is expected to land on red if it is spun 20 times.
What is 7 times.
What is the supplement of an angle that is 52 degree.
What is 128 degrees.