A lab technician cuts a 12-inch piece off tubing into two pieces in such a way that one piece is 2 times longer than the other.
How long are each tubing?

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.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?