Equations
Solve for x: x + 15 = 85
What is 70?
There are 3 pigs for every 5 cows. How many pigs are there if there are 100 cows?
What is 60 pigs?
Solve (- 5)3
What is - 125?
Find the mean: 84, 80, 82
What is 82?
Find 25% of 200.
What is 50?
Solve for x: x - 15 = -15
What is 0?
3 feet represents 50 miles... How many miles will 27 feet represent?
What is 450 miles?
Solve: (-3)4
What is 81?
Find the median: 90, 97, 85, 72
What is 87.5?
Solve for x: x - 23 = -65
What is -42?
A 25-foot flagpole has a 10-foot shadow. Find the height of a flagpole with a 5-foot shadow.
What is 12.5 feet?
Solve: (-5) + (-20) + 15 =
What is -10?
Identify the outlier: 2, 10, 4, 6, 50, 2, 12, 20, 14
What is 50?
Solve for x: -3x - 26 = 160
What is -62?
A model of a 220-foot tall building is 25 inches tall and 10 inches wide. How wide is the actual building?
What is 88 feet?
Solve: (-100) + 40 + 15 + (-30) =
What is -75?
Find the upper quartile: 3, 9, 2, 5, 1, 7, 16
What is 9?
Solve for x: 5x - 14 = 3x + 20
What is 17?
A model car is made on a scale of 2 to 25. If the model is 15 in long, how long, in inches, is the actual car?
What is 187.5 in?
Solve: (-120) + 50 + (-40) + 10 =
What is -100?
Find the interquartile range: 9, 3, 5, 7, 16, 2, 1
What is 7?