4.There are 8 elephants in the zoo. Each elephant eats about 2.16 × 105 pounds of vegetation per year. The zookeeper asked Abdulla and Maryam to determine how many pounds of vegetation are required to feed all of the elephants. They wrote their solutions in scientific notation.

1.728 × 106 pounds of vegetation

Step-by-step explanation:

From the question, each elephant eats 2.16 × 105 pounds of vegetation per year.

Since there are eight elephants, it will cost a total of 8× 2.16 × 105 pounds of vegetation per year = 1.728 × 106 pounds of vegetation

the correct answer is 5 6 and 7