Mathematics, 17.12.2019 23:31 samueltaye
The probabilities that two students will not show up for class on a beautiful spring day are 0.3 and 0.4, respectively. it is a beautiful spring day. find the following probabilities. (see example 6. round your answers to two decimal places.) (a) neither will show up for class. (b) both will show up for class. (c) exactly one will show up for class.
Answers: 1
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 18:00
Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?
Answers: 1
Mathematics, 21.06.2019 23:00
Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x
Answers: 2
Mathematics, 21.06.2019 23:00
Find the dimensions of the circle. area = 64π in.² r= in.
Answers: 1
The probabilities that two students will not show up for class on a beautiful spring day are 0.3 and...
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