The monthly utility bills in a city are normallydistributed, with a mean of $100 and a standard deviation of $14. Find the probability that a randomly selected utility bill is(a) less than $65, (b) between $88 and $120, and(c) more than $140

The probability that a randomly selected utility bill is less than $65 is

The probability that a randomly selected utility bill is between $88 and $120 is

The probability that a randomly selected utility bill is more than $140 is