Help asap in a class of 30 students 20%have black hair 10%have blonde hair and 70%have brown hair calculate the numbers of students black hair blonde hair and brown hair​

Which equation represents a proportional relationship that has a constant of proportionality equal to 1/5

Bob’s bank charges him a $3.15 service fee every time he uses an out-of-network atm. if bob uses an out-of-network atm an average of three times every two weeks, how much will he pay in service fees over the course of a year? a. $327.60 b. $109.20 c. $491.40 d. $245.70 select the best answer from the choices provided a b c d

How do the graphs of y = 1/x and y=5/x+6 compare?