Select the tables that show a proportional relationship between x and y.

36 inches/second = yards/minute how many yards?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class