4A and 4B Review

Front

What is the scale if the actual distance is 70 feet and the drawing distance is 10 inches?

Back

1 inch = 7 feet

Front

What is the similarity ratio from Figure MNOP to Figure ABCD?

Back

2/3

Front

If Brad drives 527 miles on 17 gallons, how many miles does he drive on one gallon?

Back

31 mpg

Front

If 13 out of 20 homes have a personal computer, how many computers would you expect on a street with 60 homes?

Back

39

Front

What is a unit rate?

Back

A rate in which the unit in the denominator is 1.

Front

How do you calculate the scale of a drawing?

Back

Divide the actual measurement by the drawing measurement.

Front

What is the formula to find the similarity ratio between two figures?

Back

Divide the length of a side of one figure by the corresponding side of the other figure.

Front

How do you find miles per gallon (mpg)?

Back

Divide the total miles driven by the total gallons used.

Front

What is the expected number of computers if 65% of homes have one?

Back

Multiply the total number of homes by 0.65.

Front

What does it mean if a ratio is expressed as 2/3?

Back

For every 2 units of one quantity, there are 3 units of another quantity.