I WILL GIVE BRAINLIEST PLS HELP ME The mass of a piece of iron pyrite or "fools gold" is 52.7 g.. The volume is 11 cm3. What is the density?

a
5.2 g/cm3

b
10.4 g/cm3

c
20.8 g/cm3

d
2.6 g/cm3

AND NO DUMB AWNSERS I NEED A ACTUAL AWNSER

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?

Which statement about the annual percentage rate (apr) is not true?

Whats four fifths to the first power