7.4D Proportions (WGU and Converting) Knowledge Check

How do you convert kilograms to pounds?

• Multiply the weight in kilograms by 2.2 to get the weight in pounds.

• Divide the weight in kilograms by 2.2 to get the weight in pounds.

• Add 2.2 to the weight in kilograms to get the weight in pounds.

• Subtract 2.2 from the weight in kilograms to get the weight in pounds.

If Mark averaged 185 miles in 5 hours, how far can he travel in 2.5 hours?

• 92.5 miles

• 75 miles

• 100 miles

• 85 miles

What does it mean to round to the nearest hundredth?

• Look at the third decimal place; if it's 5 or more, round up the second decimal place.

• Round the number to the nearest whole number.

• Ignore the decimal places and round to the nearest ten.

• Always round down regardless of the decimal value.

How do you round a number to the nearest whole number?

• Look at the digit to the right of the target place; if it's 5 or more, round up.

• Always round down regardless of the digit to the right.

• Round up if the digit to the right is less than 5.

• Ignore the digit to the right and keep the number as is.

What is the ratio of girls to boys if there are 4 girls for every 7 boys?

• 4:6

• 3:5

• 4:7

• 5:8

What is the approximate weight in pounds of a package that weighs 8.5 kilograms?

• Approximately 15.5 pounds.

• Approximately 18.7 pounds.

• Approximately 20.1 pounds.

• Approximately 17.3 pounds.

How do you find the time taken for a certain number of laps in a race?

• time per lap = total time + number of laps

• time per lap = total time - number of laps

• time per lap = total time / number of laps

• time per lap = total time * number of laps

If Hallie lost 1.44 kilograms, how do you convert that to pounds?

• Multiply 1.44 kg by 2.2 to find the weight in pounds.

• Add 1.44 kg to 2.2 to find the weight in pounds.

• Divide 1.44 kg by 2.2 to find the weight in pounds.

• Subtract 1.44 kg from 2.2 to find the weight in pounds.

What is a proportion?

• A proportion is a type of fraction.

• A proportion is an equation that states that two ratios are equal.

• A proportion is a method of solving equations.

• A proportion is a statistical measure of variability.

What is the formula to find the missing value in a proportion?

• If a/b = c/d, then ad = bc.

• If a/b = c/d, then a + b = c + d.

• If a/b = c/d, then a - b = c - d.

• If a/b = c/d, then ab = cd.