Mathematics, 25.03.2020 07:54 mashejaj
Andy received $160 for his birthday this year. This was $30 less than one-half the amount he received last year. Which equation, when solved for x, gives the amount Andy received for his birthday last year?
Answers: 3
Mathematics, 21.06.2019 19:30
Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2
Answers: 2
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, 22.06.2019 00:00
Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.
Answers: 2
Mathematics, 22.06.2019 01:30
In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale
Answers: 1
Andy received $160 for his birthday this year. This was $30 less than one-half the amount he receive...
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