Mastering Dividing Rational Numbers

What is the result of dividing a positive number by a negative number?

• Undefined

• Zero

• A positive number

• A negative number

How do you change a division problem involving fractions into a multiplication problem?

• By multiplying by the reciprocal of the divisor

• By subtracting the fractions

• By dividing by the reciprocal of the divisor

• By adding the fractions

What is the quotient of 9/4 divided by -3/4?

• 1/3

• 3

• -3

• -1/3

If a negative number is divided by another negative number, what is the sign of the quotient?

• Undefined

• Positive

• Negative

• Zero

What must be the sign of a number that, when multiplied by a positive number, results in a negative product?

• Undefined

• Zero

• Negative

• Positive

What is the value of 'b' if b times -3 equals -12?

• -3

• 4

• 3

• -4

How many cups of blue paint are needed to make 100 cups of a specific shade of green paint?

• 6 cups

• 12.5 cups

• 50 cups

• 37.5 cups

How many cups of green paint are needed to make 100 cups of a specific shade of green paint?

• 37.5 cups

• 50 cups

• 6 cups

• 12.5 cups

How many cups of white paint are needed to make 100 cups of a specific shade of green paint?

• 6 cups

• 12.5 cups

• 37.5 cups

• 50 cups

Which continent has the largest difference in elevation?

• North America

• Europe

• Asia

• South America