Annette's mom made snacks for her party. She made 181 snacks and there are 27 students. How many more snacks does she need to make in order for each student to receive 7 snacks?

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

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.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5