The rate of a traveling object varies directly with distance and inversely with time. This relation applies to the Johnsons, as they are traveling by car on their way to a vacation spot 240 miles from their home. They plan to travel at the speed limit of 60 mph. How much time will it take them to travel there. and how much time could they save by going 80 mph? O A 1 hour, 4 hours OB 4 hours, 2 hours C 3 hours 1 hour OD 4 hours, 1 hour

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Q: In a certain culture of bacteria, the number of bacteria increased sixfold in 10 hours. How long…

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Q: The longest hike I completed this summer took me 9 times as long as the shortest hike I completed.…

A: Let the shortest hike took x minutes. So the longest hike took 9x minutes.  So total time for the…

Q: The bacteria in a laboratory culture increased from an initial population of 500 to 2000 in four…

A: We can express this growth using the formula for exponential growthN(t)=N0⋅ertN(t) is the population…

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A: A bacterial culture grows according to the formula P = P0at. It takes 3 days for the culture to…

Q: Conner wants to drive from Tucson to the Grand Canyon, a distance of 338 miles. If he drives at a…

A: Please refer the attached image for complete solution.

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A: Time taken to roast beef of 1 pound is 34 hour. Time taken to roast beef of 12 pound: t=12×34=3×3=9…

Q: When I was learning how to drive, I was told that while driving on the freeway I should stay one car…

A: You are  staying behind 12 car lengths using your dad's 3-second rule.

Q: In a certain culture of bacteria, the number of bacteria increased sixfold in 10 hours. How long did…

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Q: Charlie's boat travels at a steady 6mph in still water but he is currently traveling up the…

A: Speed of boat in still water = 6 mph Speed of river current = 2.5 mph

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A: Given, Half life= T= 6 hours Time= t= 14 hours  Initial amount= P= 80 mg  Final amount= A=?

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.