Problem | Answer | % Correct |
---|---|---|
Interestingly, it is true that (3!)(5!)(7!) is equal to n!. What is n? | 10 | 88%
|
In a university, 60% of the students are female and 700 of the students are male. How many students are there in all? | 1750 | 88%
|
In rolling a pair of dice, what is the probability of getting a sum of 5 or 6? | 1/4 | 75%
|
Four men working for four days can paint 4 cars. How many cars can 6 men working for 6 days paint? | 9 | 75%
|
Three polygons fit exactly together around a point on a plane surface. One is a square and another is a hexagon. How many sides does the third polygon have? | 12 | 63%
|
If a*b=sqrt(a^2 + b^2), what is the value of (3*4)*12? | 13 | 63%
|
Suppose that x, y, and z are positive integers such that xy=6, xz=10, and yz=15. What is the value of xyz? | 30 | 63%
|
How many degrees does the minute hand rotate from 6:10 PM to 7:45 PM of the same day? | 570 | 63%
|
Find the maximum value of k so that the radius of the circle x^2 + y^2 - kx + 4y + 9 = 0 is equal to 4. | 8 | 63%
|
The area of an equilateral triangle is 9(sqrt3) square cm. What is its perimeter in centimeters? | 18 | 50%
|
The product od three consecutive positive integers is 21 times their sum. What is the sum of the three numbers? | 24 | 50%
|
The yearly changes in the population of a certain town for two consecutive years are 20% increase on the first year and 20% on the second year. What is the net change increase in percent over the two-year period? | 44 | 50%
|
If today is Tuesday, what day of the week will it be after (2019)(2018)(2017) days? | Monday | 50%
|
The area of a triangle is 200 sq. cm. What will be its area if its altitude is increased by 10% and its base is decreased by 10%? | 198 | 38%
|
Simplify: (103 x 97) - (106 x 94). | 27 | 38%
|
A fair coin is tossed five times. What is the probability of getting exactly three heads? | 5/16 | 38%
|
Factor completely the expression 2x^3 + 5x^2 + 3x. | x(x+1)(2x+3) | 25%
|
The lengths of the sides of a triangle are 10, 17 and 21 cm. How many centimeters is the altitude of the triangle to the longest side? Express your answer in decimal. | 16.8 | 13%
|
Find the sum of all 3-digit odd positive integers. | 227500 | 13%
|
Given that the diagonal of a rectangle is 9 cm and its area is 44 sq. cm, compute for its perimeter. | 26 | 13%
|
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