A will states that 9/10 of an estate is to be divided among relatives. Of the remaining estate, 1/4 goes to the American Cancer Society. What fraction of the estate goes to the American Cancer Society?
9/10 of the estate goes to relatives. There is only 1/10 of the estate left. We can figure out how much 1/4 of 1/10 is when compared to the entire estate by multiplying those fractions. 1/4*1/10 1*1=1 4*10=40 1/40 of the estate would go to the American Cancer Society.