Tutors Answer Your Questions about Reduction-of-unit-multipliers (FREE)
Question 228753: Please help.I am a mother who home schools. I need help with these problems.
Which measurement is equal to the given measurement.
(1) 17,540 m. a. 1.754 km b. 17.54km c. 175.40km d. 1,754km i came up with 1,754.0 cm
(2) 65mm a.6.5m b. 0.65m c. 650cm d. 6.5cm i got 6500cm
calculate the greatest possible error
(1). 91b my answer 1/2 lb
(2).55.7 my answer .05 0z
(3) 23.65 km my answer .005km
(4) 78 in my answer1/2 inch
I need to know if they are right. I use a book that only gives me the odd number answers.Thank you,Sarah
Click here to see answer by Alan3354(69443)  |
Question 230342: The function p(d)= 1+d/33, gives the pressure in atmosphere (atm), at a depth d in the sea (d is in feet). Note that p(0)= 1 atm, p (33= 2 and so on. Find the pressure at 100 feet. The pressure at 100 feet is_______ atm. I came up with the pressure at 100 feet is 1100 am I close
Click here to see answer by solver91311(24713)  |
Question 234946: In an exponential expression such as A=be^-(t/Rc), we cannot attach units to the exponent -(t/Rc), because a base, such as e, can only be raised to a pure number. Consequently, if the variable t in this equation is measured in seconds, what does this imply about the units on the product RC?
Click here to see answer by nerdybill(7384)  |
Question 236152: Hello, the equation I have is a word problem which I have a really hard time with.
Below is the problem:
The amount of money Jim spends on fishingdepends on the average temp during any mouth. It varies according to the function m=5t^3/5+45. If the temp in July was 87.45 degree how much did Jim spend?
Click here to see answer by checkley77(12844) |
Question 245433: Solve the problem.
Police use the formula s = square root of 30fd to estimate the speed of s of a a car in miles per hour, where d is the distance in feet that the car skidded and f is the coefficient of friction. If the coefficient of friction on a certain gravel road is 0.23 and a car skidded 330 feet, find the speed of the car, to the nearest mile per hour.
Click here to see answer by richwmiller(17219)  |
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