How does the percent equation help solve markup problems i will mark brainliest

For which rational expression is -2 an excluded value of x?

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.

Find three consecutive numbers such that the sum of one-fourth the first and one-fifth the second is five less than one-seventh the third