There are 12 students in a class who are performing at the school concert. This represents 40% of the class. How

many students are in the class?

What is the absolute davatation round to the nearest tenth for 6.3, 6.4, 6.5, 6.6, 6.8. 6.8, 7.5?

What is the value of the expression 1_9 1 5_6

The sum of three consecutive odd integers is less than 100. What are the greatest possible values of these integers.

Express (5r+2) (5r-2) in standard polynomial form

A bag of Takis, T, cost $1.25 per bag and a bag of sunChips, s, cost $2.00 per bag. you have at most $10 to spend on snacks. write a linear inequality that describes the situation above

Y=65x x is the time in hours y is the number of miles What is the rate/slope?

Adam's goal is to practice piano for 200 minutes every week. Which practice schedule would allow him to meet his goal?

Ray pay $812 to rent music equipment that costs $28 per hour. How many hours did he have the equipment?

What's the slope for the density of water?

In a sample of 88 children selected randomly from one town, it is found that 8 of them suffer from asthma. find the p-value for a test to reject the claim that the proportion of all children in the town who suffer from asthma is equal to 11%.