Jaxon needs to order some new supplies for the restaurant where he works. The restaurant needs at least 501 glasses. There are currently 256 glasses. If each set on sale contains 10 glasses, write and solve an inequality which can be used to determine xx, the number of sets of glasses Jaxon could buy for the restaurant to have enough glasses.

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?

You use technology ans find a sum of 6.712e-8. write this sum in standard form