Azan spent $58 of his money on a new pet lizard. If he spent 45% of his money, how much money did he have to begin with? If I use Part =
%*Whole on this word problem, where do I put the x?

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 : )