Multiple Choice Question: A spherical zone of one base of height $h$ is cut from a sphere of radius $r$. What is the volume of the zone?

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

A circle with radius 6 has half its area removed by cutting off a border of uniform width. Find the width of the border.
A and B start at the same time from two places 154 km apart and travel toward each other. A travels 10 kph and B 8 kph. If B stopped 1 hour on the way, in how many hours will they meet?
At what angle do the lines $y = 2x + 2$ and $y = x - 4$ intersect?
A man and a boy can do in 15 days a piece of work which could be done by 7 men and 9 boys in 2 days.
Water that flows from the atmosphere to the earth’s surface in any variety of forms is known as:
The volume of the sphere is 7238 m^3, find the radius.
Given a small tube of diameter $d$ placed straight up into a liquid with unit weight $\gamma$, surface tension $\sigma$, and contact angle $\theta$ with the walls of the tube, find the capillary rise $h$ of the liquid in the tube.
It is defined as a hydrograph with a volume of 1 inch of runoff resulting from a rainstorm of specified duration and a real pattern.
Water evaporates at the rate of two liters per hour per one square meter of surface. How long will it take to evaporate 30 liters of water from a cylindrical swimming pool full of water with 6 m in diameter and 2 m depth?
What is the resulting number if you think of any number
A hot air balloon rising straight up from a level field is track by a range finder 500 ft from the point of lift off.
Two casks A and B were filled with two kinds of sherry. In cask A, the ratio of the two kinds of sherry is 2:7 while in B, it is 1:5.
Which of the following soil classification systems was first developed by Arthur Casagrande and was adopted by several US agencies with modifications in 1952?
A radioactive substance is decaying according to the formula x = ke^(-0.2t) where x is the amount of material remaining after t years and k is the initial amount.
Find the probability that somebody is healthy given that they have positive test result?