Evaluate the expression.2565/4

A. 262,144
B. 65,536
C. 16,384
D. 1024


Answer: D

Mathematics

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Solve the problem.The distance x traveled by a motorboat in t seconds after the engine is cut off is given by , where v0 is the velocity of the boat at the time the engine is cut and k is constant. Find how long it takes a boat to go 160 m if   and 

A. 3154.2 s B. 24.2 s C. 14.6 s D. 85.0 s

Mathematics

Solve the problem.The gas mileage, m, of a compact car is a linear function of the speed, s, at which the car is driven, for  For example, from the graph we see that the gas mileage for the compact car is 45 miles per gallon if the car is driven at a speed of  i) Using the two points on the graph, determine the function m(s) that can be used to approximate the graph.ii) Using the function from part i, estimate the gas mileage if the

compact car is traveling 59 mph. If necessary, round to the nearest tenth.

A.

i)m(s) = - s + 65
ii) 35.5 miles per gallon
B.
i)m(s) = s + 65
ii) 35.5 miles per gallon
C.
i)m(s) = - s + 65
ii) 94.5 miles per gallon
D.
i)m(s) = s + 65
ii) 94.5 miles per gallon

Mathematics

Simplify.

A.
B. 2 
C.  
D.  

Mathematics

Simplify.3 ? 7 - 3

A. 12 B. 18 C. 2 D. 24

Mathematics