What's the probability someone has blue eyes given they have black hair?12/21 1/6
2/21
1/30

The probability of blue eyes and black hair are : 2And, Total number of outcomes for blue eyes are : 21So,

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