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Word Problems
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100
Solve the following equation: b + 4 = 12
b = 8
100
Solve the following equation: 3n = 15
n = 5
100
Emma earns $750 a week at her job. She recently got a raise and now makes $865. What is the amount of her raise?
$115
100
What is the square root of 81?
9
100
What is the square root of 121?
11
200
Solve the following equation: n - 32 = (-25)
n = 7
200
Solve the following equation: -6b = 42
b = (-7)
200
Ben is 7 years older than Alex. If Ben is 10 years old, how old is Alex?
3 years old
200
Convert 0.0001 to an exponent and a fraction.
10^-4 and 1/10000
200
Write 5.6 x 10^7 in standard form.
56,000,000
300
Solve the following equation: c + (-8) = (-18)
c = (-10)
300
Solve the following equation: n/3 = 25
n = 75
300
Carol has $30 to spend on gasoline. She needs to put 8 gallons in her car, and each gallon costs $3.25. Will she have enough money for the 8 gallons?
Yes, the gas will cost her $26.
300
Simplify -17 - 23.
-40
300
The equation (-8) + 0 = -8 is an example of which property?
The additive identity property.
400
Solve the following equation: (-15) + x = (-42)
x = (-27)
400
Solve the following equation: (2/3)a = 10
a = 15
400
Julie and four of her friends go to Olive Garden for dinner. The total bill comes to $75.50. How much did each person have to pay?
$15.10
400
The equation -5 + (72 + (-14)) = (-14 + 72) + (-5) is an example of which property?
The commutative property of addition
400
Is the number 5.672 rational or irrational? Why?
Rational, because the decimal ends.
500
Solve the following equation: (-18) = 28 + y
y = -46
500
Solve the following equation: (-4/5)b = (-20)
b = 25
500
Kim is making cupcakes and the recipe calls for 4 3/4 cups of flour. She has already put 2 1/2 cups into the bowl. How many more cups does she need?
2 1/4 cups
500
Put the following numbers in ASCENDING order: 3/8, 3.75%, 3.75 x 10^3, 3.75 x 10^-3
3.75 x 10^-3, 3.75%, 3/8, 3.75 x 10^3
500
Put the following numbers in DESCENDING order: 3.3 x 10^-3, 3.3%, 4/3, 3.333 x 10^-3
4/3, 3.3%, 3.333 x 10^-3, 3.3 x 10^-3