Ineed : (
the last one is 30,21,11

Brent wants to know what is 5 x 1/2

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3