In jamies math class, 9 students chose soccer as their favorite sport. this amount represents 3/8 of the entire class. the equation 3/8s = 9 can be used to find the total number of students s in jamies class. how many students are in jamies math class?

2.5 milligrams is equivalent to how many grams

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.