What is the maximum value of the function y=1-2 sin x?

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.

We just started the introduction into circles and i have no idea how to do this.

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c