The mean length of 7 childrens' big finger is 12.2cm. The mean length of 3 adults' big finger is 17.6cm. What is the mean length (rounded to 2 DP) of these 10 people's big finger?

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

Compound inequalities. , i’m being timed