There are 5 trillion pieces of plastic floating in a ocean near you. 65% of it lies north of the equator. How many pieces lie north of the equator?

What is the value of 2x^4 + 5x when x=6?

Three y equals one half x

2x - y=-1 3x-2y=1 elimination somebody do this for me

Michelle went on a hike she started at 6:45am and returned at 3:28pm. How long did she hike

describe how 0.05 and 0.005 compared

What is a divided by b = 25xy/6x

What is the least common multiple of the first 4 positive integers

A ball is dropped from the top of a 50 ft. building. The function h (t) = - 16t^2+50 models the height of the ball, h (t) (in feet), at any given time, t (in seconds). Where is the ball after 0.5 seconds?

How many different 6 digit codes can be formed using digits 0 through 9

37.84 is 44% of what number