part of me wants to say that the answer is A , but the other part of me is saying the answer is D, which one is it?​

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.

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Write the expression 7x^3-28xy^2 as the product of 3 factors