Solve the problem. Express the answer in scientific notation to two decimals.The national debt of a country is $31,570,000,000 and the population is 4,510,000. What is the debt per person? Write answer without exponents.
A. $142,380,700
B. $700
C. $7000
D. $70,000
Answer: C
Mathematics
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In the following problem: a. Put the equation in slope-intercept form.b. Identify the slope and y-intercept. c. Graph the line.2x + y = 5
What will be an ideal response?
Mathematics
Combine like terms.-9y3 + 6y3
A. 3y3 B. 3y6 C. -3y6 D. -3y3
Mathematics
Identify the intercepts.
A. (5, 0), (-5, 0) B. (0, 6), (0, -6) C. (6, 0), (-6, 0), (0, 5), (0, -5) D. (5, 0), (-5, 0), (0, 6), (0, -6)
Mathematics
Solve. Express your answer in scientific notation. Round to the nearest hundredth.If the mass of an object is 6.2 × 10-9 tons and its density is 9.32 × 10-2 tons per cubic foot, find the volume of this object. Use the formula D = 
.
A. 6.65 × 10-7 cubic feet B. 6.65 × 10-9 cubic feet C. 6.65 × 10-8 cubic feet D. 66.5 × 10-8 cubic feet
Mathematics