Word Problems

Front

What is a word problem?

Back

A word problem is a mathematical problem that is presented in the form of a narrative or story, requiring the reader to extract relevant information and apply mathematical concepts to find a solution.

Front

How do you convert seconds to minutes?

Back

To convert seconds to minutes, divide the number of seconds by 60.

Front

If a person clicks 110 times in 10 seconds, how do you find the number of clicks in 30 minutes?

Back

First, find the clicks per second (110 clicks / 10 seconds = 11 clicks/second). Then multiply by the total seconds in 30 minutes (30 minutes * 60 seconds/minute = 1800 seconds). So, 11 clicks/second * 1800 seconds = 19,800 clicks.

Front

What is the formula to find the cost of each item when given total cost and number of items?

Back

The formula is: Cost per item = Total cost / Number of items.

Front

How do you calculate the cost of each book if Mario had $102 and spent $81 on 9 books?

Back

First, find the total spent: $102 - $21 = $81. Then, divide by the number of books: $81 / 9 books = $9 per book.

Front

What is the rate of work in terms of acres per hour?

Back

The rate of work is calculated by dividing the total work done (in acres) by the time taken (in hours).

Front

If McKinley plowed 6 acres in 1 hour, how long will it take to plow 21 acres?

Back

Using the rate of 6 acres/hour, divide 21 acres by the rate: 21 acres / 6 acres/hour = 3.5 hours.

Front

What does a percentage represent in a word problem?

Back

A percentage represents a part per hundred, often used to express how much of a total is being considered.

Front

How do you find the number of correct answers on a test given the percentage score?

Back

Multiply the total number of problems by the percentage (as a decimal). For example, 80% of 30 problems = 0.80 * 30 = 24 problems.

Front

What is the formula to calculate a percentage increase?

Back

Percentage Increase = (New Value - Original Value) / Original Value * 100.