Hotmath Practice Problems

Title:

Hotmath Algebra 1

Author:

Hotmath Team

Free, Lessons

Chapter:StatisticsSection:Rates and Ratios

Problem: 1

Copy the rate given in the sentence and indicate the same using bold font, using slash and using fraction:

A player runs 100 meters per minute.

Problem: 3

A high–speed train can go 240 kilometers per hour.

Convert this rate to kilometers per second.

Problem: 5

Mary washes x plates per minute. Susee is three times as fast as Mary. How many plates can Susee wash per minute? How much time does she spend per plate?

Problem: 7

A mountain climber is 3600 meters from the peak. He climbs 50 meters per hour for 12 hours per day. How many days will it be before he reaches the peak?

Problem: 9

If the annual birth rate is 17.5 babies per 1000 people, find out how many babies are born in a year in a town with a starting population of 345,000.

Problem: 11

If it takes 4 gallons of gas for a motorcycle to travel 350 miles, find the average number of miles per gallon.

Problem: 13

If you get paid by the hour, and you make $92 for 16 hours of work, what is your hourly wage?

Problem: 15

Obtain the unit rate.

Walk 55 miles in 5 days

Problem: 17

Obtain the unit rate.

21 ounces in 3.5 servings

Problem: 19

Obtain the unit rate.

$4 for 8 cans of tuna fish

Problem: 21

Change the units and approximate the result to the nearest tenth.

1360 minutes to hours

Problem: 23

Change the units and approximate the result to the nearest tenth.

3000 meters to kilometers

Problem: 25