A 9 digit code number is generated by rearranging the digits from the set {1,2,3,...,9}. Determine the probability that the first digit is 3 and last digit is 5.

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Alice is paying her bill at a restaurant. but tax on the cost of a male is 5%. she decides to leave a tip 20% of the cost of the meal plus the tax

Simplify the algebraic expression 8y-2(y+4)