16 Mr. Ramos's monthly mileage allowance for a company car is 750 miles. He drove
8 miles per day for 10 days, then went
on a 3-day business trip. The table shows
the distance he drove on each day of the
trip.
Trip Mileage
Day Miles Driven
Tuesday
156.1
Wednesday 240.8
Thursday
82.0
After the trip, how many miles remain in
Mr. Ramos's monthly allowance?

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).