Melissa, juan, and rafael served a total of 74 orders monday at the school cafeteria. rafael served 2 times as many orders as juan. melissa served 6 more orders than juan. how many orders did they each serve?

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean