given the points C(-1,-5) and D(-7,11) find the coordinates of point S on RT such that the ratio of RS to ST is 3:2

Peaches cost $4.29 per pound. find the cost of two and a quarter pounds of peaches.

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.