Which of the following graphs is most appropriate to use to represent quantitative univariate data: scatterplots bar graphs residual plot box and whisker?

Paint should be stored and mixed in an osha-approved room with all of the following, except: a) adequate ventilation b) ventilation hoods c) unshielded electrical devices d) fire extinguishers

If point e(5, h) is on the line that contains a(0, 1) and b(−2, −1), what is the value of h? a)-1 b)0 c) 1 d) 6 !

How do you work out 21.3-8= show your working. plz