What percentage grade should a road have if the angle of elevation of the road is 7 degrees? (Thepercentage grade is defined as the change in the altitude of the road over a 100-foot horizontal distance.For example a 5% grade means that the road rises 5 feet for every 100 feet of horizontal distance.)Round your answer to two decimal places.The road should have a(n) Number% grade.

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Answered: What percentage grade should a road…

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter21: Direct And Inverse Proportions

Section: Chapter Questions

Problem 15A: Of two gears that mesh, the one that has the greater number of teeth is called the gear, and the one...

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Similar questions

Find the intensity of light at a depth of 12 meter if I0=14 and k=0.7. Round to two decimals.
Of two gears that mesh, the one that has the greater number of teeth is called the gear, and the one that has the fewer teeth is called the pinion (Figure 218). For each of the problems, set up a proportion, and determine the unknown value, x. Round the answers to 1 decimal place where necessary.
The resistance of a copper wire carrying an electrical current is directly proportional to its length and inversely proportional to its cross-sectional area. A copper wire with a diameter of 0.0126inch has a resistance of 64.9ohms per thousand feet. What length of 0.0201-inch-diameter copper wire will produce a resistance of 33.5ohms?
A reamer tapers 0.130" along a 4.250" length (Figure 216). Set up a proportion and determine length A for each of the following problems. Express the answers to 3 decimal places.
At the start of a trip, the odometer on a car read 21,395. At the end of the trip, 13.5 hours later, the odometer read 22,125, Assume the scale on the odometer is in miles. What is the average speed the car traveled during this trip?
The cross section of a dovetail slide is shown. Before the dovetail was cut, the cross section was rectangular in shape. Find the cross-sectional area of the dovetail slide. Round the answer to 1 decimal place.
Analyze each of the following problems to determine whether the problem is a direct or inverse proportion and solve. Round the answers to 3 decimal places where necessary. a. A reamer tapers 0.0975 inch along a 3.2625-inch length. What is the amount of taper along a 2.1250-inch length? b. A machine produces 2550 parts in 8.5 hours. How many parts are produced by the machine in 10 hours? c. Of two gears that mesh, one gear with 12 teeth revolves at 420 rpm. What is the revolutions per minute of the other gear, which has 16 teeth?

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