Solve this and i will follow you (the answer should be correct )​

What is (28 + 7 + 6 + 3) x 1/2 show your work

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible