Numerical Expressions, Fractions & Decimals
What is the LCM of 49 and 81?
3,969
Is this a statistical question? How many pets do the students in your class have?
Yes
Write 3/8 as a percent. Round your answer to the nearest tenths place.
37.5%
If a is 5 greater than b and b is 5 times 23, what is a?
120
What is the volume of a rectangular prism with a length of 4 inches, a width of 2 inches, and a height of 2 inches?
16 cubic inches
What is the GCF of 128 and 534?
2
What is the median of the data? 84, 78, 46, 98, 50, 70
74
Write 79% as a fraction.
79/100
Solve the following absolute value: l-5l
5
Find the perimeter in feet of a regular hexagon with side lengths of 14 inches.
7 feet
Write 5 x 5 x 5 x 5 as a power.
54
Find the mean absolute deviation (MAD) of 922, 821, 627, & 773.
85.75
List the following in least to greatest order: 1/100; 82%; 0.79; 37.5%; 1/10
1/100; 1/10; 37.5%; 0.79; 82%
Solve for x. 2/3x + 4 = 12
12
How many faces, edges, and vertices does a pentagonal pyramid have?
faces: 6; edges: 10; vertices: 6
Find the GCF of 32 and 80.
16
Find the interquartile range (IQR) of the following data set: 2, 5, 4, 8, 9, 6, 7
4
Find the number if 62% of it is 31.
50
Find the sum of -2/10 and 5/6.
19/30
Sean is painting a wall in his bedroom that measures 13 feet by 14 feet. He will not paint the window, which measures 4 feet by 2 feet, or the door, which measures 6 feet by 3 feet. How many square feet of the wall will Sean paint?
156 square feet
Dora has 5 giant chocolate bars. She gives 1/4 of a chocolate bar her sister and 3/2 to her friends. How many chocolate bars does Dora have left?
3 1/4 chocolate bars
What is the mean of the data. Round your answer to the nearest whole number. 78, 68, 66, 67, 70, 65, 77
70
Write two equivalent ratios that are equal to 5/7.
Answers will vary:
10:14 and 15:21
Compute:
3 - (-21 1/2)
24 1/2
Find the surface area, in square feet, of a rectangular prism with a length of 18 feet, a width of 12 feet, and a height of 4 feet.
672 square feet