Expression
Select all the expressions that represent the sum of two terms.
A. 3x+8y
B. 12t·2 4
C. 10a+15b
D. 8 2÷2w
A, C
Which expression is equivalent to 1/5 ÷ 1/2 ?
A. 1/5 × 1/2
B. 1/5 × 2/1
C. 5/1 × 2/1
D. 5/1 × 1/2
B
Enter the unknown value that makes this statement true: 100% of ? is 50.
50
Enter the value of z that makes the given equation true.
11 ⋅ z =121
11
Select all of the equations that have x =7 as a solution.
A. x ⋅ 3= 28
B. 8 ⋅ x = 56
C. 3+x = 12
D. x+4= 11
B, D
Enter a numerical expression that represents the sum of four squared and thirty-three.
4^2+33
Jared bakes 2 apple pies. He cuts the two pies into pieces. Each piece is 1/8 of a pie. Enter the number of pieces of pie Jared cuts.
16
Mark ran 15 miles in 135 minutes. Assume Mark maintains a constant speed.
Enter the number of minutes it takes Mark to run 1 mile.
Enter the value of 42÷(2+5) ⋅ 3
18
The sum of 28 and p is equal to 30.
Enter the equation that represents the description.
28+p=30
Enter the value of 56÷y 3−2 ⋅ 3 when y =2.
1
Mrs. Brown uses 1/4 package of graph paper for each class. She needs 1 1/2 packages to serve all of her classes. How many classes does Mrs. Brown teach?
6
Brett colors 25% of the total shapes on his paper. He colors 6 shapes.
Enter the number of shapes on Brett’s paper.
24
Select all the sets of numbers that are possible values for x in the inequality, x < −3.
A. {5 , 7 , 9}
B. {− 9 , − 7 , − 5}
C. {− 33 , − 22 , − 11}
D. {− 5 , 0 , 5}
B, C
A classroom fish tank contains x goldfish. The tank contains 4 times as many guppies as goldfish.
Enter an equation that represents the total number of guppies, y, in the fish tank.
y=x*4
Enter the value of 6·(2+15)÷3
34
Amy is making salt dough for an art project. Her recipe calls for 2/3 cup of salt for each batch of salt dough she makes. She has 3 1/3 cups of salt. How many batches of salt dough can Amy make?
5
A bus can travel 194 miles in 4 hours.
How many miles can the bus travel in 1 hour?
48.5
Select all of the expressions that are equivalent to 4(2x+y+2y).
A. 8x+12y
B. 6x+7y
C. 8x+y+2y
D. 8x+4y+8y
A, D
The coldest temperature ever reported in Minnesota was –60 degrees Fahrenheit.
The coldest temperature ever reported in Indiana was –36 degrees Fahrenheit.
Enter an inequality that compares these two temperatures.
-60<-36
Minnesota<Indiana
Consider this expression: 2(3n+6z) Enter an expression that shows the sum of exactly two terms that is equivalent to
2(3n+6z).
6n+12z
A bag contains 2 1/2 pounds of grapes. A serving of grapes is 1/5 of a pound. Enter the number of servings of grapes that are in the bag.
25/2 or 12 1/2 or 12.5
Enter the unknown value that makes this statement true:
? is 40% of 60.
24
Sebastian’s lemonade recipe uses 4 cups of water and 1 cup of lemon concentrate.
Enter the percentage of the lemonade recipe that is lemon concentrate.
20%
Subtract. 26.02−5.348
Enter the exact difference.
20.672