Geometric mean of 16 and 30

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

Match each function with its rate of growth or decay

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1