Finding Missing Terms in Ratios

Teacher Angie introduces a math lesson on finding missing terms in equivalent ratios. Key terms like GCF, multiple, and ratio are explained. Students engage in review activities and solve word problems using cross multiplication and multiplication of extremes and means. The lesson concludes with a final activity and a reminder to study well.

What is the main topic of today's lesson?

• Exploring geometric shapes

• Finding the missing term in equivalent ratios

• Learning about fractions

• Understanding algebraic expressions

What does GCF stand for?

• Greatest Common Factor

• Greatest Common Fraction

• Greatest Common Function

• Greatest Common Formula

Which of the following is a product of any given whole number and another whole number?

• Ratio

• Multiple

• Fraction

• GCF

What is the GCF of 90 and 18?

• 10

• 9

• 18

• 28

Which ratio is not equivalent to 7:8?

• 14:16

• 35:40

• 21:24

• 6:7

What is the equivalent ratio of 2:3:5 when multiplied by 8?

• 16:24:40

• 5:3:2

• 6:15:20

• 2:3:4

How is the ratio 29/45 expressed in column form?

• 45:29

• 45:29

• 74:45

• 29:45

What is the missing term in the ratio 9:11 as 18 is to?

• 6

• 12

• 11

• 22

How many buses are needed for 45 passengers if each bus can hold 15 passengers?

• 5

• 4

• 3

• 2

Which method is used to solve the word problem involving buses?

• Cross multiplication

• Addition

• Subtraction

• Division