Which of the following groups of numbers are all prime numbers?

A. 7, 17, 29, 49

B. 2, 3, 5,9

C. 2, 5, 15, 19

D. 3, 11, 23, 31

Casie jumped off of a cliff into the ocean while on vacation. Her height as a function of time is modeled by the equation h = - 16t2 + 16t + 140, where t is the time in seconds and h is the height in feet.

your fish tank is 2 feet wide, 2 feet deep, and 5 feet long. the tank is filling at a rate of 3 cubic feet per hour. after how many hours will it be 75% full?

Students are running a relay race. The race is 1/3 mile total. How far will each students run?

sam places £3850 in a bank account that pays 1.3% simple interest per year. How much interest will she earn in 6 years?

3/22 + - 1/11 Add this fraction

Suppose that 30% of flies are black, and 70% are grey. one fly is chosen at random, what is the probability that the chosen fly is grey?

Show me a step by step work and solve the problem

Can 194/100 be simplified yes it can be simplified or no it cant be simplified

A=1/2h (B+b); A=68, B=8, b=9

20 hours put into degrees?