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Why is there a degree symbol in Centigrade and Fahrenheit or why is there a small circle above on the left hand side of letter C and letter F?
A number of two digits is raised by 36 when the digits are reversed. The sum of the digits is 10. Find the number?
What is the compound interest on 1400 compounded semi-annually for five years with a rate of 8%?
Compute the median of 10 numbers, if the 5th and 6th are the same, like 48, is the median 48?
Determine the present value of $98,357 to be received 10 years from now discounted back to the present at 7 percent compounded annually?
A market survey was done upon three types of teleivion delivery: satellite, cable and antennae. Satellite cusotmers always stayed with the satellite and cable customers awlays stayed with cable.
To establish a driver education school, organizers should decide how many cars, instructors, and students to have. Costs are estimated as follows.
The number of properties newly listed with real estate agency in each quarter over the last four years is given below. Assume the time series has seasonality without trend.
Draw the digraph of B. Draw the Hasse diagram of B. Create a subset of A that is linearly ordered and contains at least 3 elements
Find out whether each of the following subsets is a subspace of the vector space indicated. The set of all matrices in the vector space M22 whose determinant equals 0 where M22 is the set of
A jet plane and cargo plane left the same terminal at the same time and flew in the same direction. The jet flew 1,000 km/h. After 6 hours, the planes were 2,100 km apart. Find the rate of the carg
A car travels a total distance of 317 miles. On the manner to work it travels at speed of 58 mph and on the way back it travels at a speed of 52 mph.
Tim drove to town at a rate of 64kph and returned at 80kph. How much time was taken for each direction if the total arriving time was 1 hour and 21 minutes?
Total distance = 20 miles How fast do you've to go for the last 10 miles for average velocity for the entire trip to be 5 mi/h? Given the average velocity for the first 10 miles. Is it possible to hav
The speedboat traveled at the speed that was twice as fast as the yacht. The speedboat traveled 240 miles in one hour less than it took the yacht to travel 150 miles. What were the speed and time f
Assume a pick-5 lottery is played as follows. Each ticket (panel) has two sets of numbers. The top half of the panel has numbers 1 through 40.
An airplane can travel 450 miles in the wind in 2 hours and 25 minutes. This plane takes the same time to travel 630 miles with the wind. Find the speed of the airplane without any wind.
At the beginning of walk, Roberto and Juanita are 7.7 miles apart. If they leave at the same time and walk in same directions. Roberto over take jaunita in 11 hours.
A flare is fired directly upward in the air from boat that is experiencing engine problems. The height of flare (in feet) above the water, t seconds after being fired, is given by formula h = -16t2
Determine the number of ways to put eight different books in five boxes, if no box is allowed to be empty
Two accounts each began with the deposit of $10,000. Both accounts have rates of 6.5%, but one account compounds interest once year while the other account compounds interest continuously.
Find out the shaft speed and the overall impeller dimensions for a liquid oxygen pump which delivers 300 lb/sec of propellant at a discharge pressure of 1200 psia and a suction pressure of 14.7 psia
A student loan for $12000 can be paid back in 10 years at 10% p.a or in 15 years at 9% per annum. Determine the difference in the final amount due.
Assume that we have a collection of six coins, exactly one of which is counterfeit and weighs less than each authentic coin. Use a decision tree to describe a method for identifying the counterfeit