Given: Find the following item (nearest whole number and degree).

b =

A. 4
B. 5
C. 3

Me. i can't figure out this question. give an explanation too. .

What is the value of x enter your answer in the box (3x+50

Megan and desmond each add the same amount of water to their aquarium megan makes 5 ml of chemical solution with every gallon of water for her aquarium desmond mixed 8 ml of chemical solution for every 2 gallon of the water for his aquarium.