40 kids went to a baseball game. They each got either popcorn or a hot dog. Hot dog is $2.25 and popcorn is $1.75. How many hot dogs and popcorn did they get?

Erin Lytle's gross pay is $26,300. She takes a married exemption of $4,000. Her state income tax rate is 5.5%. How much will she pay in state income tax?

How to get a mixed number into an improper fraction?

A soft-drink machine is regulated so that it discharges an average of 200 milliliters per cup. If the amount of drink is normally distributed with a standard deviation equal to 15 milliliters, calculate (a) the probability that the cups contains

The slope is 35. The y-intercept is 550. what can you conclude?

Factor 9y 2 - 12y 4.

Find two numbers A and B (with A≤B) whose difference is 36 and whose product is minimized.

john has $8 less than Sophie. Tiffany has three times as much as John. Together they have $192. How much does each person have?

If the function defined by the following is one-to-one, find its inverse. { (4,1), (5,3), (1,7), (6,3) } Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A.

What is 123.5 as a fraction?

The random variable X is normally distributed with mean 82 and standard deviation 7.4. Find the value of q such that P (82 - q < X < 82 + q) = 0.44.