1) Evaluate the function h(x) = -2x + 5 when x=-1.

Can someone me with this? write an even number that has a 7 in the hundreds place, an odd number in the thousands place, and is a multiple of

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class