Mathematics, 07.05.2021 03:20 rero

# A hand woven rug with an area of 17.5 square feet was made with 85,680 knots. How many knots does the rug have per square inch?

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Mathematics, 21.06.2019 15:30

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Answers: 3

Mathematics, 21.06.2019 21:30

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?

Answers: 1

Mathematics, 21.06.2019 21:50

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.

Answers: 3

Mathematics, 21.06.2019 22:00

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Answers: 1

A hand woven rug with an area of 17.5 square feet was made with 85,680 knots. How many knots does th...

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