12/11 Decimal Word Problems Test Review

Front

What is average speed?

Back

Average speed is the total distance traveled divided by the total time taken. It is usually expressed in miles per hour (mph) or kilometers per hour (km/h).

Front

How do you calculate average speed?

Back

Average speed = Total Distance / Total Time.

Front

If a lion runs at 50 mph, how fast does an antelope run if it is 1.22 times as fast?

Back

61 mph (50 mph * 1.22 = 61 mph).

Front

What is the formula to calculate the total cost of items purchased?

Back

Total Cost = Price per Item x Quantity.

Front

If Sarah bought 2.5 meters of fabric at $6.20 per meter, how do you calculate the total amount spent?

Back

Total Amount Spent = 2.5 meters x $6.20/meter = $15.50.

Front

What is the concept of fractions in spending money?

Back

Fractions represent parts of a whole. For example, spending 1/3 of $300 means spending $100.

Front

How do you calculate a percentage of a remaining amount?

Back

Percentage of Remaining Amount = (Percentage/100) x Remaining Amount.

Front

If Renee spent 25% of her remaining money after buying shoes, how do you find out how much she spent?

Back

First, find the remaining amount after shoes, then calculate 25% of that amount.

Front

What is the relationship between distance, speed, and time?

Back

Distance = Speed x Time.

Front

How do you convert hours into minutes?

Back

To convert hours into minutes, multiply the number of hours by 60.