Bob cooper was born in 1900. by 1930 he had 3 sons, all with the cooper last name. by
1960 each of bob's 3 boys had exactly 3 sons of their own. by the end of each 30 year time
period, the pattern of each cooper boy having exactly 3 sons of their own continued. how
many cooper sons were born in the 30 year period between 1960 and 1990?

Factor the expression using gcf 9b+45

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120

Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.