At the start of the day he has hats: scarves 4: 3 during the day he sells 25 hats at the end of the day he has hats: scarves 7: 9 work out the number of scarves he has

Rewrite the following without an exponent. (5/8)-1

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )