Mathematics, 26.10.2021 23:00 madisontaegarmatus

Total score: of 9 points
(Score for Question 1: __of 3 points)
1. A new drill is used to dig a hole in the ground. At noon, the hole is 13.2 feet deep when the new drill is turned
on for the first time that day. At 2 p. m., the drill has dug the hole to be 42 feet deep. The new drill dug
1.5 times as much of the hole as the old drill would have in the same length of time.
427
(a) What expression represents the number of feet the new drill dug?
(b) How many feet would the old drill have dug in the same length of time? Show your work. Answer the

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:00

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Answers: 2

Answer

Mathematics, 21.06.2019 22:10

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Answers: 2

Answer

Mathematics, 21.06.2019 23:40

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply

Answers: 2

Answer

You know the right answer?

Total score: of 9 points
(Score for Question 1: __of 3 points)
1. A new drill is used...

Questions