can you help me with this please Thanks 7/31/2014 | Shannon from Rio Rancho, NM | 1 Answer | 0 Votes Mark favorite Subscribe Comment
Remember that percent means "for every 100." If there are 4 blue marbles out of the 20 total marbles, then our fraction is 4/20. Set 4/20=x/100 and cross multiply. 20% of the marbles are blue. 7/31/2014 | David W. Comment