The levels of humidity in a hermit crab cage are kept within 5% of 75 percent humidity. What is the range of humidity levels in the cage?

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.

How do i do this activity, is appreciated

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion