In a class of 150 ​students, 94 are taking math​ (M), 75 are taking science​ (S), and 51 are taking both math and science. One student is picked at random. Find the probability.

Find the quotient with the restriction.

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

Can anyone explain to me how to do this? anything will .