20 points and brainliest plz
given f(x) and g(x) = k⋅f(x), use the graph to determine the value of k.
a. −5
b. -1/5
c. 1/5
d. 5

Which number produces a rationale number when multiplied by 1/5

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?