17/25 in decimal form and does it terminate or repeat

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

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?