You decide that toy want to make a lighter purple paint. you make the new mixture by adding 1/10 cup of white for every 2/5 cup of red paint and 1/4 cup of red paint. how much redpaint, blue paint, and white paint do you use to make 3/8 gallon of lighter purple paint?

cups or(of? ) red paint, cups of blue paint, and cups of white paint are used.

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?