Which function below is the inverse of f(x)= 3x+5/7

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out