Hi everyone, could anyone please help me with the following
f = 1/(2 Pi) sqrt(K/I)
Use binomial theorem to determine the approximate percentage error in determining frequency, when the measured value of k is 3% and too large and measured value of I is 4% and too small
Thanks in advance
Hello community of mathhelpforum,
I have run into a problem that I can't solve, hopefully somebody here knows the answer or he/she can point me to the right direction.
I'm writing a tool to test a slot game. I don't know the reels (symbols composing the reels) of the game, but through my tool, I...
in a office there are 75% skilled workers and remaining are unskilled. 80% of skilled workers and 20% of unskilled workers are permanent. if number of temporary workers is 189, then what is the number of total workers ?
Hi! Does anyone know thy the percentage change in of two numbers multiplied together is roughly equal to the percentage change in the first number plus the percentage change in the second number? How do you prove that?
My question relates to the above and which is better to use when comparing two values.
I have a value X. If then (randomly) produce a value Y. Y can be accepted if Y = X is to within 2%.
In order to find this should I be using % change (i.e. ((final - initial)/initial) * 100) or % difference...
I recently encountered this as a question which was part of an employment application:
A company's sales have been increasing by 5% monthly. If sales for January, 2013 were $2500, then what were its sales for the month of July, 2013?
We WERE permitted to use a "basic" calculator to...
I need help calculating a percentage that is more than 100%. Here is the main portion of the problem: "The arenas alone have ended up costing nearly 300 percent more than was planned - nearly $4 billion total and growing." I can't figure out how to determine what 4,000,000,000 is 300% of...
I am having problems with the following question:
"The area of a triangle ABC is calculated using the formula:
and it is known that b, c and A are measured correctly to within 1%. If the angle A is measured as 45 degrees, prove that the percentage error in the calculated value of...
I have a quiz coming up in my Geometry class and my teacher has hinted that there will be a question like this one on the quiz:
"Ashley saved a distance equal to 80% of the length of the shortest side of a rectangular field by cutting across the diagonal of the field instead of along two sides...
I wasn't sure if this problem is categorized under statistics, algebra, or calc so I just assumed statistics. Anywho.. I am having difficulty understanding this question:
On May 16, 2000, the US Federal Reserve increased its target for the federal funds rate from 6.00% to 6.50%. This change of...
Say e.g. we have 10 cats. 1 white, 2 black, 2 brown, 1 blonde. 2 black-white, 1 brown-white, 1 blonde-white. I want the percentage for each of 4 colors (white, black, brown, blonde), with a simple explanation (Happy)
Thanks in advance.
Can someone help me with this?
Producing uniform parts, one worker's average monthly number of parts produced is 550 with standard deviation of 14 parts. Workers labor productivity form a normal distribution.
a) What percentage of workers make more than 700 parts per month?
b) Determine the...
The length of a rectangle is increased by 20%, and the width of the rectangle is increased by 30%.
By what percentage will the area of the rectangle be increased.
I already know the answer, all I want is a detailed explanation and steps for solving this.
Currently studying mathematics for engineers third edition given i havnt done maths for about 9 years its not going to bad but im stuck on theses question
The pressure in a vessel is increased by 12% to 130 nm calculate the original pressure now this is how i worked it out can someone please...
The question is: Determine the overall percent change of the total annual income for all three income groups.
I'm a little confused here. Am I giving the percent change of (for example):
%change of Lowest 20% earners from 1997 to 2006? .. Would I divide the 1997 income by the 2006 income...