Lesson 12 Study Guide

A book has 55 pages with pictures and 45 pages without pictures.

Which ratio relationship is shown by the pages in the book?

• For every 100 pages, there are 55 with pictures.

• For every 45 pages without pictures, there are 55 total pages.

• The ratio of pages with pictures to pages without pictures is 45 to 55.

• The ratio of pages without pictures to pages with pictures is 45 to 100.

What is the ratio of necklaces to rings in Ella's jewelry box?

• 3:6

• 4:6

• 6:3

• 6:4

Which statement about the number of tomato plants and pepper plants in the garden must be TRUE?

• There are 3 times as many tomato plants as pepper plants.

• There are 4 times as many tomato plants as pepper plants.

• There are 3 more tomato plants than pepper plants.

• There are 4 more tomato plants than pepper plants.

For every 3 cups of berries, Regina uses 2 cups of milk.

True or False?

• True

• False

The ratio of milk to peaches is 1:2.

True or False?

• True

• False

The ratio of peaches and berries to milk is 4:1.

True or False?

• True

• False

For every 6 cups of smoothie, Regina uses 2 cups of peaches.

True or False?

• True

• False

What does the ratio 2:11 represent in this situation?

• Blue socks to Total socks

• Gray socks to Total socks

• Blue socks to Gray socks and White socks

• Gray socks to Blue socks and White socks

Myra's flower bed has three types of flowers. There are 7 lilies, 5 tulips, and 6 zinnias. What does the ratio 5 : 13 represent in this situation?

• Tulips to Lilies and Zinnias

• Tulips to Total number of flowers

• Lillies and Zinnias to Tulips

• Zinnias to Lillies

• The ratio of green beads to red beads is 5 to 2

• For every 3 blue beads, there are 2 red beads.

• The ratio of green beads to total beads is 2 to 10.

• For every 5 red beads, there are 5 total beads on the bracelet.