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Find the amount of salt in the tank at any time,
t
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More Old MCQ
Orphaned Multiple Choice Questions (MCQ) due to changes of exam system.
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).
Find the exact value of $\cos [ \, \arcsin (2/3) \, ]$.
The two sides of a triangle are 25 cm and 26 cm, while the altitude to the third side is 24 cm. Find the area of the triangle.
Find the area of the largest rectangle that can be inscribed in the ellipse x^2/25 + y^2/16 = 1.
It is a branch of engineering mechanics that deals specifically with the effects of applied forces on the motion of objects.
Solve for the value of x if |x - 2| < 3.
A company invests P10,000 today to be repaid in five years in one lump sum at 12% compounded annually. If the rate of inflation is 3% compounded annually, how much profit in present day pesos is realized over five years?
If queries sent to a search engine arrive every 15 seconds on the average, what is the probability of waiting less than or equal to 30 seconds?
Find the first derivative of y with respect to x of the following function, when x = 2.$$ y = \dfrac{\ln x^2}{\sin 2x} $$
Solve for x if $ln (x + 1) = 0$.
The arc of the parabola y = x2 from (1, 1) to (2, 4) is rotated about the y-axis. Find the area of the resulting surface.
A student in a chemistry laboratory wants to form a 32 milliliter mixture of two solutions to contain 30% acid.
Solve for x if 2 log25 x - log25 (25 - 4x) = 1/2.
It is the volume of a fluid per unit mass.
Convert the equation (3a + 2b)^2 into a polynomial.
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