The function c(w)=0.013w^2-w-7 estimates the wind chill temperature c(w) at 0 degrees f for wind speeds w from 5 to 30 mile per hour. estimate the wind chill temperature at 0 degrees f if the wind speed is 20 miles per hour.

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

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?

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250