Midterm Exam

Front

What is a ratio?

Back

A ratio is a relationship between two numbers that shows how many times the first number contains the second.

Front

How do you solve for the number of items in a ratio problem?

Back

To solve for the number of items in a ratio problem, set up an equation based on the ratio and the total number of items, then solve for the unknown.

Front

If the ratio of cups to bowls is 4:3 and there are 28 items total, how many cups are there?

Back

There are 16 cups. (4x + 3x = 28; 7x = 28; x = 4; Cups = 4x = 16)

Front

What does it mean if one shelf has more books than another?

Back

It means that the number of books on that shelf is greater than the number of books on the other shelf.

Front

How do you express a ratio in simplest form?

Back

To express a ratio in simplest form, divide both terms of the ratio by their greatest common divisor.

Front

What is the new ratio of books on Shelf A to Shelf B if Shelf A has 8 books and Shelf B has 10 books?

Back

The new ratio is 4:5 (8:10 simplified).

Front

What is the importance of understanding ratios in real-life situations?

Back

Understanding ratios helps in comparing quantities, making decisions, and solving problems in everyday life.

Front

If Julie has 3 pink hats and 2 orange hats, what is the ratio of pink hats to orange hats?

Back

The ratio of pink hats to orange hats is 3:2.

Front

How can you determine which shop uses more of an ingredient in a product?

Back

You can compare the amounts of the ingredient used in each product to see which one has a higher quantity.

Front

What is the formula to find the total number of items when given a ratio?

Back

The formula is: Total = (Sum of the ratio parts) * x, where x is the multiplier.