a river has a current of 1 mile per hour. a boat traveled 6 miles downstream in the same time it took to travel 4 miles upstream. what is the speed of the boat?​

Multiply. −2x(6x4−7x2+x−5) express the answer in standard form. enter your answer in the box.

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint. how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?