a boat moves 5km upstream in the same amount of the time it moves 20km downstream. if the rate of the current is 9km per hour, find the rate of the boat in still water.

a boat moves 5km upstream in the same amount of the time it moves 20km downstream. if the rate of the current is 9km per hour, find the rate of the boat in still water.

in 2012, 3.93 million babies were born in the us. if there were 366 days in 2012 how many births per minute were there? round to two decimal places

Story problem involving area.

I want to find the length and width to this question

someone growing at a rate of 3.5 cm per month. he is currently 90 cm at that rate in how many months will he grow to 132 cm?

I have no further description but this is required!

Word problem I can not figure out

you are selling tickets for a high school ply. student tickets cost $4 and general admission tickets cost $6 . you sell 525 tickets and collect $2876.

The graph of f is a vertical translation of the graph of the parent linear function. A right triangle with an area of 32 square units is formed by the x-axis, the y-axis, and the graph of f...

We are powers of 10 and scientific notation

a bill is $70.13 with a 15% discount. what is the total price?

They have not gave me any other details about the problem. I have no idea where to start. I need help!!!!

If each student in a class sends a New Year greeting card to each of his classmates, a total of 870 cards will be sent. Find the number of students in the class

This is a question about mixtures

homework questions i dont know how to solve

solve this problem by using a two order system

the length of a rectangle playing field is 3 yards less than twice the width. If the area of the field is 104 square yards, what is the dimensions

solve by graphing

solving systems by graphing

The difference between two numbers is 3. If the square of the smaller number in equal to four times the larger number, find the two numbers