Index
4 years 5 months ago
Rate of Change of Volume of Sand in Conical Shape
4 years 7 months ago
Duel of Two 50% Marksmen: Odds in favor of the man who shoots first
4 years 7 months ago
strength of materials - cantilever beam [LOCKED]
4 years 7 months ago
Velocity of Separation: How fast is the distance between two cars changing?
4 years 7 months ago
How to Solve Newton's Law of Cooling
4 years 8 months ago
Simply Supported Beam with Support Added at Midspan to Prevent Excessive Deflection
4 years 8 months ago
Limit the Deflection of Cantilever Beam by Applying Force at the Free End
4 years 8 months ago
Support Added at the Midspan of Simple Beam to Prevent Excessive Deflection
4 years 8 months ago
Mechanics of fluids
4 years 8 months ago
How to find the values of the following forces when it isn't given?
4 years 8 months ago
engineering mechanics
4 years 8 months ago
Solid Geometry
4 years 8 months ago
application of minima and maxima
4 years 8 months ago
solution for the question below
4 years 8 months ago
Capital recover cost
4 years 8 months ago
physics
4 years 9 months ago
Geometric progression
4 years 9 months ago
Differential equations: Newton's Law of Cooling
4 years 9 months ago
Differential equation: Eliminate the arbitrary constant from $y=c_1e^{5x}+c_2x+c_3$
4 years 9 months ago
Statics
4 years 9 months ago
Differential equation
4 years 9 months ago
Engineering Mechanics Moments 2D
4 years 9 months ago
Calculation of Deflection & Bending Stress in Stepped Beam with Uniformly Distributed Load
4 years 10 months ago
Express the function by a formula
4 years 10 months ago
The Department of Health encourages elderly people to have a flu vaccination each year.
4 years 10 months ago
There are four red, three green, and five blue discs in a bag. Find the probability that two discs of the same color are drawn.
4 years 10 months ago
A disease is known to affect 1 in 10,000 people. It can be fatal, but it is treatable if it is detected early. A screening test for the disease shows a positive result for 99% of people with the disease. The test shows positive for 2% of people who do
4 years 10 months ago
Find the probability that in a group of eight students at least two people have the same birthday.
4 years 10 months ago
A combination lock has 60 different positions. To open the lock, the dial is turned to a certain number in the clockwise direction, then to a number in the counterclockwise direction, and finally to a third number in the clockwise direction.
4 years 10 months ago
A bag contains 20 tennis balls, of which four are defective. If two balls are selected at random from the bag, what is the probability that both are defective?
4 years 10 months ago
Evaluate 2000C2 + 2000C5 + 2000C8 + ... + 2000C29.
4 years 10 months ago
According to the theory of genetics a certain cross of guinea pigs will result in red, black and white offspring in the ratio 8:4:4. Find the probability that among 8 such offspring 5 will be red, 2 black and 1 white.
4 years 10 months ago
A student goes to the library. The probability that she checks out (a) a work of fiction is 0.40, (b) a work of non-fiction is 0.30, and (c) both fiction and non-fiction is 0.20. What is the probability that the student checks out a work of fiction, non-f
4 years 10 months ago
An urn contains 6 red marbles and 4 black marbles. Two marbles are drawn without replacement from the urn. What is the probability that both of the marbles are black?
4 years 10 months ago
The drainage from a community during a storm is a normal random variable estimated to have a mean of 1.2 million gallons per day (mgd) and a standard deviation of 0.4 mgd.
4 years 10 months ago
In the CE Board examinations, the probability that an examinee will pass in each subject is 0.80. What is the probability that the examinee will pass at least two subject?
4 years 10 months ago
Find the probability that a person tossing three coins will get either all heads or all tails for the second time on the fifth toss.
4 years 10 months ago
A three-man jury has two members each of whom independently has a probability p of making the correct decision and a third member who flips a coin for each decision (majority rules).
4 years 10 months ago
In a gambling game a man is paid $50 if he gets all heads or all tails when 3 coins are tossed, and he pays out $30 if either 1 or 2 heads show. What is his expected gain?
4 years 10 months ago
An airline company known for its promo fare receives on an average 9.7 complaints per day. Using Poisson probability distribution formula, find the probability that on a certain day this airline company will receive exactly 8 complaints.
4 years 10 months ago
Quiz: Random Problems Set 7
4 years 10 months ago
Going against the wind, a domestic plane can travel 5/8 of the distance it can travel in one hour if it is going with the wind. If the plane can fly 300 kilometers an hour in calm air, what is the velocity of the wind?
4 years 10 months ago
A can do a job 50% faster than B and 20% faster than C. Working altogether, they can finish the job in 4 days. How many days will it take A to finish the job if he works alone?
4 years 10 months ago
If $f(x) = \left( 3\sqrt{x} - 4 \right)^2$, then how much does $f(x)$ increase as x goes from 2 to 3?
4 years 10 months ago
A vending machine dispenses gumballs in a regular repeating cycle of ten different colors. If a quarter buys 3 gumballs, what is the minimum amount of money that must be spent before three gumballs of the same color are dispense?
4 years 10 months ago
A sum of money amounting to P5.15 consists of 10 cents and 25 cents. If there are 32 coins in all, how many 25 cents are there?
4 years 10 months ago
CPM factory employs 60 workers. If 4 out of every 5 workers are married, how many married workers are employed by the factory?
4 years 10 months ago
Maria is 36 years old. Maria was twice as old as Anna was when Maria was as old as Anna is now. How old is Ana now?
4 years 10 months ago
Given that w varies directly as the product of x and y and inversely as the square of z and that w = 4 when x = 2, y = 6, and z = 3. Find the value of w when x = 1, y = 4, and z = 2.
4 years 10 months ago