isaacruizhhg isaacruizhhg
  • 16-10-2022
  • Mathematics
contestada

the current in a stream flows at a rate of 4 mph. A boat travels 9 miles upstream and 9 miles downstream in a total time of 3 hours. What is the speed of the boat in still water?

Respuesta :

Otras preguntas

A sound wave travels at 330m/s and has a wavelength of 2 m. calculate its frequency and period.
Grayson took out a loan for $900. In 18 months, he paid $54 in simple interest. What was the interest rate on Grayson's loan?
Justin cuts a 10-inch-long roll of cookie dough into 6 equal-length pieces. How many inches long is each piece of cookie dough? Type your answer as a mixed numb
Please help me out with this question if you help me I will give you the brain thing and extra points. 3/9 image below.
HELP IT WOULD MEAN A LOT IT'S DUE TODAY IN 7 MINUTES​
What is an equation of the line that passes through the point (7,6) and (-2,-3)
H(x)=(x+5) ^2 If we solve h(x) = 36, one of the possible values of x is 1 What is the other possible value of x?
PLS HELPP!! The outside temperature was 20 degrees F at 1 pm and decreases at a rate of 1.5 degrees F each hour. What expression can be used to determine the t
PLEASE HELP! DUE SOON!
b) What important changes took place during last one week in the world?List any four​