16 * 3 = 48
and
16 + 3 = 19
I think that you round to 9.80 seconds. Pardon me, I didn't understand the problem well
7.86 x 4 is 36.156 because you have to line up the decimals and multiply them and then you get 36.156
Answer: OPTION B.
Step-by-step explanation:
By definition, the slope equals the Rise divided by the Run; then, the slope can be found using the following formula:
Where "Rise" is the vertical change between two points and "Run" is the horizontal change between those two points.
In this case you can identify in the figure that:
Knowing these values, you can substitute them into the formula.
Through this procedure you get that the slope of the ramp is: