Question

Ming and Omar are partners in a reading contest. Together they need to read 31 books each month for 3 months. Ming has read 16 books. Omar has read 23 books. About how many more books do they need to read?

Answer 1

54 books.

Explanation:

In 3 months they need to read 3*31 = 93 books.

Number needing to read = 93 - (16 + 23)

= 93 - 39

= 54 books.

Answer 2

13

Explanation: