Abag contains five yellow marbles, nine red marbles, three blue marbles, six white marbles, and seven black marbles. what is the theoretical probability of pulling a black marble from the bag?

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Sum is 17 and their difference is 3

If 25% of y is 30, what is 60% of y?