Ratios and Proportions

Front

An airplane travels at a constant speed of 320 miles per hour. How far, in miles, will the airplane travel in 15 minutes?

Back

80 miles

Front

Jenny has finished 12 of the 20 lessons in her piano book. Liam has finished the same percent of lessons from his piano book. His book contains 30 lessons. How many lessons has Liam finished?

Back

18 Lessons

Front

There are 4 trucks for every 5 cars in a parking lot. How many trucks and cars could be in the parking lot? Options: 72 trucks and 73 cars, 64 trucks and 80 cars, 84 trucks and 100 cars, 96 trucks and 110 cars

Back

64 trucks and 80 cars

Front

Seventy-five 6th-grade students chose to watch a movie on the last day of school. This is 25% of the 6th-grade class. How many total students are in the 6th grade?

Back

300

Front

Ratio of flour tortillas to total tortillas if corn to flour ratio is 2:3.

Back

3 : 5

Front

See picture

Back

25

Front

Equivalent ratio of hearts to stars for 4 hearts to 6 stars? Options: 6 hearts to 9 stars, 2 hearts to 4 stars, 1 heart to 3 stars, 8 hearts to 10 stars.

Back

6 hearts to 9 stars

Front

Sarah earns $400 per week and spends 15% of her earnings on transportation. How much does Sarah spend on transportation every week?

Back

$60

Front

If 45% of a number, n, is 225, what is 74% of n?

Back

370

Front

See picture

Back

15 ounces