1.if z varies jointly as x and y and z=24 when x=3 and y=4 2.the area A of trapezoid varies jointly as the height h and the sum of its bases b2 and b2. find the equation of joint variation if
A=96cm2 when k=6cm b2=3 and b2=5​

(01.04 mc) an ice sculpture is melting because of heat. assuming its height changes bynegative 5 over 32m every hour, what will be the change in height after 4 hours?

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

Which equation matches the graph shown ?