A boat whose speed in 15km/hr in still water goes 30 km downstream and come back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is

Lucy drove 300 miles in 10 hours. On average, how fast did she drive in hours per mile? Express your answer in simplest form.

There are a total of 324 students enrolled in Armstrong elementary school the girls our number the boys by 34 write an equation in standard form that represents the total number of students at Armstrong elementary school use x to represent the

If every positive number has two square roots and you can find the length of the side of a square window by finding a square root of the area, why is there only one answer for the length of a side?

A doctor is measuring the mean systolic blood pressure of female students at a large college. Systolic blood pressure is known to have a skewed distribution.

Factor the expression below 8w+2x

Simplify to create an equivalent expression. - y - 3 ( - 3 y + 5 ) -y-3 (-3y+5)

What is the value of x in the equation 5.5x = 17.6? 3.2 12.1 23.1 96.8

For f (x) = 2x+1 and g (x) = x2-7, find (f 3) (x).

the average sunflower has 34 petals. which is the best estimate of the total number of petals on 57 sunflowers

To improve his basketball skills, Troy decides to practice six times as many free throws and four times as many jump shots every day.