Answer:

Explanation:
To find the total amount of berries that Mr. Alvarez bought, you need to add the amount of blueberries and raspberries.

The fractions for the amount of blueberries and raspberries are:



To add these fractions, you need to find a common denominator. The smallest common denominator for 4 and 8 is 8.

Converting the fractions to have a common denominator of 8:



Now you can add the fractions:





Mr. Alvarez bought a total of 9/8 pounds of berries.