364 Answered Questions for the topic College Math

09/05/16

If not, what would the maximum safe dosage be every 6 hours?
150 mg of an antibiotic to be given every 6 hours. Your child weighs 30 lb. Yourresearch indicates that 20 – 40 mg/kg/day is the recommended dosage. Is thisprescription safe for your child? If not,... more
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09/05/16

Word problem
When you don’t seem to get any better, you eventually end up in the hospital. Thedoctor orders 120 mg of medicine to be given twice a day. The nurse comes in with 6tablets and tells you that there... more
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09/05/16

Write a mathematical equation for: In a set of data, each number is 2.38 more than the preceding number?
Elementary Math Models
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College Math

07/22/16

Future Interest compounded monthly???
At 25 Jonas Grumbly began making monthly deposits of $345 a month into an annuity that earns 6.7% compounded monthly for a period of 20 years. After turning 45, he stopped making monthly payments... more
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College Math

07/21/16

how do I solve this?
Carl deposited P dollars into a savings account that earned 8 percent annual interest, compounded semiannually. Carl made no additional deposits to or withdrawals from the account. After one year,... more
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College Math

07/11/16

trinomials 9.1 11
Add the proper constant to the binomial so that the resulting trinomial is a perfect square trinomial. Then factor the trinomial.x squared+7x+?___   What is the constant term? What is the... more
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College Math College Algebra

07/09/16

The 68-95-99.7 Rule
Consider that the National Health Center for Statistics reports that females (age 21) have heights that are normally distributed, approximately centered at a mean of 65 inches (5 feet 5 inches)... more
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College Math College Algebra

07/09/16

Variations Comparison
Given the data set below, find the standard deviation and compare it with the estimate of the standard deviation using the range rule of thumb.{36,4.15,23.4,20.25,20.25,20.25,27.25,30.05,9.75 11.... more
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College Math College Algebra

07/09/16

Comparing Values
  Given the data set below, find the five number summary and pick the appropriate box-plot.$\{43,30,44,37,39,23,37,28}$ 5. The Minimum is (Round to the nearest tenth.) 6. The Lower Quartile is ... more
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College Math

07/04/16

math problem help
In? 2012, the population of a city was 6.72 million. The exponential growth rate was 1.83% per year.?a) Find the exponential growth function.?b) Estimate the population of the city in 2018.?c) When... more
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College Math

07/04/16

Complete table math
Complete the following table    Population    Growth Rate,k    Doubling Time ,T Country A     2.4% per year Country B                              63 years     Country A doubling time... more
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06/08/16

How can I solve this?
Square root of 64w^6
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College Math Calculus Algebra Math Help

05/12/16

Set up and solve the system of linear equations using matrices.
On July 7, 2004, Shania Twain was scheduled to perform at the TD Waterhouse Centre in Orlando, Florida. The center offered 18,039 seats for the concert in three seating classifications: floor,... more
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College Math Engineering Everyone

04/21/16

help me if you can
can you turn metric tons/yr to mg/Ncm
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College Math College Engineering Contest

04/20/16

can anyone do this?
the source of of emission is the standby diesel set. the generator set is maintained to assure highest efficiency and avoid poor fuel combustion that result to dark emissions. Emission expected... more
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College Math

04/13/16

What is the answer to this problem
Steve runde is buying a farm and needs to determine the hight of a silo on the farm. Steve, who's is 6ft tall, notices that when his shadow is 9ft long, the shadow of the silo is 105 ft long. How... more
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College Math Math Word Problem ,

03/31/16

T minus 27 hours a problem occurred. If not fixed by T minus 8 hours, the launch will be scratched. How much time to fix the problem?
A countdown for a space shuttle has occurred. At "T minus 27 hours" (that is, 27 hours before launch) a problem occurs. If the technicians have not fixed the problem before T minus 8 hours, the... more
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College Math Math Math Help

03/19/16

Length width perimeter
The length of a rectangle is 7in greater than its width, the perimeter is 50 inches find the length and width of the rectangle.
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03/09/16

A projectile is fired straight upward with an initial speed of 224 fps. what instant will it be back a ground level/ when will the height exceed 768 feet
A projectile is fired straight upward from ground level with an initial velocity of 224 feet per second. At what instant will it be back at ground level? When will the height exceed 768 ft? 
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College Math

02/29/16

Thinking Of very hard
In a race which five automobile are entered and there are no ties in how many ways can the first three finishers come in
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02/22/16

College word problem
Although flight speed is dependent upon the weather and the wind, in general, a Canada goose can fly about 10mph faster than a great blue heron. In the same time that a Canada goose travels 120... more
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02/21/16

Proportion word problem
For a fixed voltage, the current in an electrical circuit varies inversely with the resistance in the current. If a certain circuit has a current of 2.5 amps when the resistance is 150 ohms, find... more
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College Math

02/19/16

Max left for a walk at 8:15. At 9:30 Jill rides her bike to catch up. If Jill rides at 12mph, and max walks at 3mph, what time does jill catch up to max?
I'm supposed to find an equation for each person, inputting time after 8:00 and outputting distance travelled. I can either sketch a graph or make a table.
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College Math Maths

02/15/16

statistics
the numbers a,b,8,5,7 have a mean of 6 and a variance of 2. find the values of a and b, if a>b.
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College Math

02/10/16

confuse about how to solve this problem
Steve is 8% taller than Andy but proportioned in exactly the same way. If Andy is 217 pounds, how much does Steve weigh?
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