Question

The weight of 8 science books is 28 pounds. What is the weight of 11 science books? The weight of 11 science books is..

Answer 1

28 ÷ 8 = 3.5 × 11 = 38.5

Answer 2

First you need to find out how much one science book ways. to do this, you divide the weight by the number of books. 28 divided by 8. that is 3.5. 

The next step is to figure out how much 11 books weigh. you take the weight of one book (3.5) and multiply it by the amount of books (11).

the answer is 38.5 pounds.