Nicole buys a meal in a town with a 9% sales tax. she tips 19% on the bill before adding the sales tax. she pays a total of $23.35. what should be the original cost of her meal?

How to solve a simultaneous equation involved with fractions?

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.