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If the power of an engine grows by 10% when the number of its cylinders is increased by one, which of the following is closest to the ratio of the power of a 9-cylinder engine to that of a 12-cylinder engine?
If the power of an engine grows by 10% when the number of its cylinders is increased by one, which of the following is closest to the ratio of the power of a 9-cylinder engine to that of a 12-cylinder engine?
If the value of the piece of property decreases by 10% while the tax rate on the property increases by 10%, what is the effect on the taxes?
If three coins are tossed, how many possible ways are there of at least one coin showing tails?
If two points in the number line have coordinates 1 and 7, find the coordinate of a point on the line which is twice as far from 1 as from 7.
If x + y = 5 and xy = 6, find the value of x^3 + y^3.
If x varies directly as y and inversely as z and x = 14 when y = 7, and z = 2. Find x when y = 16 and z = 4.
If z varies directly as x and inversely as the square of y, and z = 1/3, x = 4, and y = 6, find z when x = 12 and y = 4.
Imagine a cube to measure 5 units on an edge, and to have its total surface area blue. Without the aid of a figure or a cubical
In a 1:2:4 job mix concrete, how many parts is fine aggregates?
In a bowling game, how many ways can the 10 pins fall in the first throw?
In a certain municipality, all seven-digit telephone numbers begin with 321. How many telephone numbers maybe assigned to that municipality if the last four digits should not begin or end in zero?
In a certain town there are 1000 married couples. Two-thirds of the husbands who are taller than their wives are also heavier and three-quarters of the husbands who are heavier than their wives are also taller.
In a class experiment, a student needs 5 liters of 6% solution. He found a 4% and a 10% solution in the laboratory. How many liters of each solution should he mix in order to obtain 5 liters of 6% solution?
In a class experiment, a student needs 5 liters of 6% solution. He found a 4% and a 10% solution in the laboratory. How many liters of each solution should he mix in order to obtain 5 liters of 6% solution?
In a company meeting, coffee and cake were served during the break. Of the 50 people who attended the meeting, 30 ate cake while 34 took coffee.
In a family of five children, what is the chance that there are three boys and two girls?
In a gambling game a man is paid $50 if he gets all heads or all tails when 3 coins are tossed, and he pays out $30 if either 1 or 2 heads show. What is his expected gain?
In a lifting machine, a load of 50 kN is moved by a distance of 10 cm using an effort of 10 kN which moves through a distance of 1 m, the efficiency of the machine is…
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?
In a survey concerning the smoking habits of consumer it was found that 55% smoke cigarette A, 50% smoke cigarette B, 40% smoke cigarette C...
In a system of parallel pipes, which of the following is true:
In a truss, when three members meet a joint, two of the members are parallel, and the joint carries no load, the third non-parallel member is a zero-force member.
In an open channel flow, hydraulic jump occurs when:
In an open channel flow, the discharge at a certain section can be measured by the use of the equation: $Q = \frac{2}{3}C \sqrt{2g} ~ LH^{3/2} + \frac{8}{15}C \sqrt{2g} ~ \tan (\frac{1}{2}\theta) ~ H^{5/2}$
In an open channel flow, the discharge at a certain section can be measured by the use of the weir, given by the equation: $Q = \frac{8}{15}C \sqrt{2g} ~ \tan (\frac{1}{2}\theta) ~ H^{5/2}$
In an organization there are CE’s, GE’s and ME’s. The sum of their ages is 2160
In fluid flow, if the fluid travels parallel to the adjacent layers and the paths of individual particles do not cross, the flow is said to be:
In how many days will the original gang of pipe layers, under the supervision of foreman B, finish the original pipe-laying job?
In how many ways can 4 couples be seated at a round table with the men and women alternating?
In how many ways can 5 engineers and 4 nurses be arranged in a round table if the nurses insisted to be sitting side by side?
In how many ways can you line up 5 persons if two persons refuse to follow each other?
In pipe flow, applying the Bernoulli equation from one section (upstream side) to another section (downstream side) the total energy on one section (downstream side) is expressed as:
In pipe flow, the horsepower of the pump can be computed as the function of:
In still water, your small boat average 8 miles per hour. It takes you the same amount of time to travel 15 miles downstream, with the current, as 9 miles upstream, against the current. What is the rate of water's current?
In the CE Board examinations, the probability that an examinee will pass in each subject is 0.80.