5. Metal is made using Copper, Zinc and Lead in the ratio 15:8:4. The mass of the copper is 4500 kg,

What is the common denominator for 3/5+3/4

You love to play soccer! you make a shot at the net 8 times during a game! of those 8 attempts, you score twice. what percent of the time did you score?

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%