The chance of rain is forecast to be 20% each day over the next 7 days. How many rainy days should be expected? A. 0.7
B. 1.4
C. 2
D. 2.7

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for