Multiple Choice Question: A multiple-choice examination has 200 questions, each with 4 possible answers, of which only one is correct.

A multiple-choice examination has 200 questions, each with 4 possible answers, of which only one is correct. What is the probability that sheer guess work yields from 25 to 30 correct answers for 80 of the 200 problems about which the student has no knowledge?

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More Old MCQ

Orphaned Multiple Choice Questions (MCQ) due to changes of exam system.

A circle of radius 15 cm is revolved about a line tangent to it. What is the surface area of the resulting by the solid?
A cone was formed by rolling a thin sheet of metal in a form of a sector of a circle 72 cm in diameter with a central angle of 150 deg. Find the volume of the cone.
Which of the following formulas is used to convert an annuity $A$ to its present value $P$? Assume year-end convention. $n$ is the number of periods and $i$ is the interest rate per period.
Cars A and B leave from the same town at the same time and travel in opposite directions
Given a right triangle where the hypotenuse is r, the acute angle theta, the opposite vertical side y and adjacent side x.
Using synthetic division, find the quotient if 2x^3 - 9x^2 + 10x - 3 is divided by x - 3.
A substance goes into a solution at the rate of 25% of the undissolved portion each minute. If the initial amount was 64/27 grams, what amount (in grams) is undissolved after 6 minutes?
It is the term used in the case of pipe flowing under pressure, it is the circumference of the circular section, while in the case of a rectangular open channel flow, it is the sum of the base and the two sides.
The Design Basis Earthquake (DBE) has a return period of 475 years with 10% probability of exceedance in how many years?
Three times Dick's age plus Tom's age equals twice Harry's age. Double the cube of Harry's age is equal to three times the cube of Dick's age added to the cube of Tom's age. Their respective ages are relatively prime to each other. How old is Harry?
A cube is 6 inches in edge. A cutting plane is passed through the midpoint of three adjacent edges. Find the volume of the smaller solid.
XPpFh97-1 The reaction at the vertical side.
z1UpedR-2 the numbers are even and repetition of digit is not allowed.
A cylindrical can is to be made to hold 1 liter of oil. Find the radius that will minimize the cost of the metal to manufacture the can.
The largest number by which the expression $n^3 - n$ is divisible for all possible values of $n$, is:

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