Question

1. 32.5 billion in scientific form?

2. what number is 90 percent of 3500?

3. What number is 5/6 of 2 2/5?

Answer 1

This should help :) http://www.percentagecalculator.net/

Answer 2

hint:
1) billion means \(10^6\)
2) \(\bf {\color{brown}{ 90}}\%\ of\ 3500 \implies \cfrac{{\color{brown}{ 90}}}{100}\cdot 3500\implies {\color{brown}{ 90}}\div 100\cdot 3500\)

3) multiply the rationals

Answer 3

Thanks so much @kittenlover731 @jdoe0001