Solve the problem.A certain person burns 6.5 calories per minute while walking. How many calories will be burned if that person walks for 2 hours?
A. 780 calories
B. 7800 calories
C. 13.0 calories
D. 130 calories
Answer: A
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Provide an appropriate response. Factor completely: x4 - 16
A. (x - 2)4 B. (x2 - 4)2 C. (x2 + 4)(x + 2)(x - 2) D. (x + 2)2(x - 2)2
Find an equation of the line that satisfies the conditions. Write the equation in standard form.x-intercept (7, 0); m = 10
A. 10x + y = 7 B. 7x + y = 10 C. -7x + y = 10 D. 10x - y = 70
Solve the problem.Mr. and Mrs. Gutierrez borrow $7920 to buy a new car. The loan is to be paid off in 33 equal monthly payments. How much is each payment?
A. $7953 B. $24 C. $240 D. $7887
Solve the problem.The orbit of a planet in a distant system is an ellipse with a sun at one focus. For x and y in millions of miles, the equation of the orbit is 
Find the smallest distance (the perigee) from the planet to the sun. (Use the fact that 
where 
) 
A. 74.3 million mi B. 88.9 million mi C. 74 million mi D. 81.6 million mi