What is 1. 6/7 divided by 2/7. 2. 4/5 divided by 2/5. 3. 4/7 divided by 2. and 4. 12/13 divided by 3

What are the steps to solving the inequality 3b + 8 ≥ 14?

What is the expression in factored form? 225x^2 - 144 a. 9(5x+4)^2 b. 9(5x-4)^2 c. 9(4x+5)(4x-5) d. 9(5x+4)(5x-4)

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years