Multiple Choice Question: 3^n - 3^{n - 1} - 3^{n

More Old MCQ

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

All factors being equal, which of the following concrete mixes has the highest 28-day compressive strength?
In a prison camp, 100 soldiers have been given provisions good only for 10 days. If five soldiers die every day, except on the first day, in how many days will the provisions last?
sIg3ZYd-1 What is the deflection angle of the first station on the curve?
Two regular pentagons are concentric to each other. One of which has sides of 20 m and the other has sides of 10 m. If their corresponding vertices are in the same direction, find the area inside the larger pentagon but outside the smaller pentagon.
In the figure, $\varphi$ represents the angle subtended by a 5 ft picture when viewed from point P that is 7 ft below the picture and 14 ft away from the wall on which the picture hangs.
A slope of 20 degrees in percent is most nearly equal to:
A company’s daily profit P in pesos, is given by the equation P = -2x^2 + 120x - 800
A man drives from station A to station B 60 km away at an average speed of 30 kph and return to A at an average speed of 20 kph. What was the average speed of the man in the whole journey?
Simplify the radical shown: $\sqrt{a\sqrt{a\sqrt{a}}}$
Find the value of $x = \sin^2 \varphi - \cos^2 \varphi$ if $\varphi$ is $\pi / 4$ or $45^\circ$.
The sum of thirteen consecutive integers is zero. What is the smallest integer?
Solve for x: log_3 67 = 2x.
m7NbLvW-2 Find the elevation of the lowest point.
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?
What is the length of the latus rectum of the curve y^2 = -16x?