Use a proportion to solve the problem.It takes 70 oz of grass seed to seed 3360 ft2 of lawn. At this rate, about how much would be needed for 
of lawn? Round to the nearest whole number.
A. 125 oz
B. 123 oz
C. 288,000 oz
D. 121 oz
Answer: A
Mathematics
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Solve.A meteor circles the earth in an elliptical orbit. The major axis of the elliptical orbit is 22 × 108 miles long and the minor axis is 12 × 108 miles long. If the earth is at one focus of the orbit what is the distance from the other focus?
A. 2 × 
× 103 mi
B. 2 × 
× 108 mi
C. 
× 104 mi
D. 2 × 
× 104 mi
Mathematics
Simplify the expression involving rational exponents.
-1/2
A. 
B. Not a real number
C. 
D. 
Mathematics
Write the fraction as a decimal.
A. 0.00034 B. 0.34 C. 0.034 D. 0.0034
Mathematics
Divide.-2.76 ÷ 6
A. 0.46 B. 0.6 C. -0.6 D. -0.46
Mathematics