Equivalent Ratios and Comparison

The video tutorial explains the concept of ratios and equivalent ratios using various examples, such as bookshelves, chocolate milkshakes, and clothing. It demonstrates how to simplify ratios, find missing numbers, and compare different ratios using fractions and LCM. The tutorial also covers practical applications of ratios in age and stamp collections.

What is the simplified form of the ratio 4:52?

• 1:13

• 1:26

• 2:13

• 2:26

If you double the ingredients for a chocolate milkshake, what happens to the ratio of chocolate syrup to milk?

• It remains the same

• It becomes 1:2

• It becomes 2:1

• It doubles

How can you determine if two ratios are equivalent?

• By multiplying or dividing both terms by the same number

• By subtracting the denominators

• By adding the numerators

• By comparing the sums of the terms

What is the missing numerator in the ratio 5:7 if it is equivalent to 15:?

• 21

• 35

• 30

• 42

If Sela and Sam have stamps in the ratio 3:4 and the total is 154, how many stamps does Sela have?

• 72

• 66

• 88

• 66

What is the first step in comparing the ratios 7:9 and 5:6?

• Subtract the denominators

• Find the LCM of the denominators

• Multiply the numerators

• Add the numerators

How do you compare the ratios 3:5 and 4:7?

• By adding the ratios

• By subtracting the ratios

• By finding the LCM of the denominators

• By finding the LCM of the numerators