3.67 is 10 times as much as (0.367,3.67,36.7,367) and 1/10 of (0.367,3.67,36.7,367)

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.

Consider the system: y = 3x + 5 y = ax + b what values for a and b make the system inconsistent? what values for a and b make the system consistent and dependent? explain

What is the 12th term of b(n)=-4-2(n-1)