Determine hours it takes to empty swimming pool
Swimming pool drained for maintenance. Pool is shaped like the cylinder with the diameter of 11 m and depth of 2 m. If water is pumped out of pool at rate of 13 m3 per hour, how many hours it takes to empty pool? Use value 3.14 for π.
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The polynomial f(x) with real coefficients and leading coefficient 1 has zero 8+5i and degree 2. State f(x) as the quadratic polynomial with real coefficients which are irreducible over (real numbers symbol).
Number of bacteria in the certain population rises according to the exponential growth model, with the growth rate of 3.5 % per hour. How many hours it takes for size of sample to double?
The storage tank for propane gas is to be made in shape of the right circular cylinder of altitude 20 ft with the hemisphere attached to each end. Find radius x so that resulting volume is 49.5(pi)ft^3
The 6-foot pole will form center support. Determine length x of the side of base so that total amount of canvas required for sides and bottom is 576ft^2
The vertical pole 38 feet tall stands on the hill side which makes the angle of 13.83 degrees with horizontal. If 82-foot rope is attached to top of pole, determine maximum distance from base of pole down hillside that rope will reach.
The cable reaches from top of one of poles to some point on ground between poles and then to top of other pole. Where must the point be situated to use 18 feet of cable?
The wire 16 in long is cut into 2 pieces, one length x and other 16-x. 1 piece is bent in shape of the square and other equilateral triangle.
The certain trolley travels the distance of d=245.5 meters at the angle of approximately a=29.4 degrees, increasing to the height of h=310.5 meters above sea level. Determine elevation of lower end of inclined plane.
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