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Math Supplement Quiz 2
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1

How many yards are there in .56 miles?
A)9.9 x 102 yards
B)985.60 yards
C)9.8560 x 102 yards
D)10.0 x 102 yards
2

Perform the following conversion: 130. lb -> ? grams
A)127 g
B)287 g
C)5.90x104 g
D).287 g
3

If the amount of lead in a lake is 45.0 micrograms per milliliter, how much lead can we obtain from 34.0 quarts of water from this lake?
A)1.45 x 106 kg
B)1.45 x 106 micrograms
C)1.5 x 106 kg
D)1.5 x 106 g
4

A starship is cruising the interstellar space with a velocity of 2174.799173 miles per second. How far would the starship have traveled in 2 years, 9 days and 4.50 hours? Consider 365 days in one year.
A)2.24 x 1011 km
B)1.39 x 1011 km
C)18244 km
D)29361 km
5

The total amount of blood filtered by the kidneys in one minute is approximately 5.00 liters. Every 30 seconds 2.50 liters of blood are filtered by both kidneys. What is the amount of blood filtered in one hour by each kidney?
A)300 liters
B)160 quarts
C)150 liters
D)317 quarts
6

A car travels for two hours with an average velocity of 50 miles per hour. The radii of the car's wheels are 28. cm. How many times did the front wheels have to turn to cover such distance? Round up to a whole number; ignore significant figures. The circumference of the wheels can be calculated by using the following formula: C = 2 x r x π (where π = 3.141563).
A)9.1 x 104 times
B)2.8 x 107 times
C)1.4 x 107 times
D)4.6 x 104 times
7

The area of a pond is exactly 34 square meters, and the average depth is 34. meters. If the density of fish is 12 fish per cubic meter, how many fish can be found in 1/3 of the lake?
A)4.6 x 103 fish
B)4.6 x 106 fish
C)4.2 x 104 fish
D)4.2 x 107 fish
8

Express the following number in scientific notation. Keep all significant digits: 59.7365 x 10-78 =
A)5.97365 x 10-77
B)6.0 x 10-77
C)59.7 x 10-78
D)59.737 x 10-78
9

How many inches are there in 1.00 mile?
A)6.34 x 104 inches
B)63360 inches
C)6.3 x 104 inches
D)6.3360 x 104 inches
10

The density of an irregular object is 47.94 lb per qt. The object is immersed in a beaker containing water. The mass of the object is equal to the mass of 12 cubes with a density of 6.00 g/mL and with dimensions of .900 inch x .900 inch x .900 inch. How much was the water displaced? The water was displaced --------- mL
A)0.0374 L
B)1.22 mL
C)0.0408
D)0.00249 mL
E)481 mL





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