A certain gas will escape from a storage tank according to the formula e = 160/P, where e represents the amount escaping per minute in gallons, and P represents the pressure in pounds per square inch. What is the pressure on the
gas when about 200 gallons per minute are escaping? Round your answer to the nearest tenth.
a
1.3 lb/in.2
B
19.0 lb/in.2
с
1.6 lb/in. 2
d
0.8 lb/in.2

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.