Zack and mandy are comparing results from a 2-day lab experiment. on monday, zack’s results showed that 0.891 of the particles were charged while mandy’s results showed that 81% of the particles were charged. on tuesday, zack’s results showed that 0.776 of the particles were charged while mandy’s results showed that 82% of the particles were charged. who on what day had the greatest percentage of charged particles in their experiment. a.) zack on monday b.) zack on tuesday c.) mandy on monday d.) mandy on tuesday