02/26/24

Statistic Question
The time to complete an exam is approximately Normal with a mean of 42 minutes and a standard deviation of 3 minutes.The bell curve below represents the distribution for testing times. The scale on... more
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02/23/24

5x+10y=30 in slope intercept form
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02/22/24

The height of an object tossed upward with an initial velocity of 120 feet per second is given by the formula h = −16t2 + 120t, where h is the height in feet and t is the time in seconds,
The height of an object tossed upward with an initial velocity of 120 feet per second is given by the formula h = −16t2 + 120t, where h is the height in feet and t is the time in seconds. Find the... more
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02/05/24

Geometry Question

Brian's kite is flying above a field at the end of a 65 m of string. If the angle of elevation to the kite measures 70 degrees, and Brian is holding the kite 1.2 m off the ground. How high above... more
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02/01/24

Markup and markdown assignment

The co-op boast that it has 5,100 members and 205% increase in sales. The markup is 41% based on cost. What would be its percent markup if selling price were the base?
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02/01/24

probability and statistics
An ordinary (fair) die is a cube with the numbers 1 through 6 on the sides (represented by painted spots). Imagine that such a die is rolled twice in succession and that the face values of the two... more
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01/30/24

A little help, please...
An angle measures 178° more than the measure of its supplementary angle. What is the measure of each angle?
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