1)If N is the set of natural numbers that are factors of 18, represent this set in roster form.
2)Suppose U={1,2,3,4,5,6,7,8,9,10} is the universal set and A={1,4,5,9,10} What is A?
3)The wrestling team is holding a car wash. The teams goal is to raise at lease 252 and each car wash cost 5.25.
a) Write an inequality to represent this situation.
4)A student scored a 78 and 93 on his first two assignments respectively. He wants an average between 88 and 90.
a) Write a compound inequality representing the possible values for the a third assignment so his average is between 88 and 90.

Question

1)If N is the set of natural numbers that are factors of 18, represent this set in roster form. 
2)Suppose U={1,2,3,4,5,6,7,8,9,10} is the universal set and A={1,4,5,9,10} What is A? 
3)The wrestling team is holding a car wash. The teams goal is to raise at lease 252 and each car wash cost 5.25. 
a) Write an inequality to represent this situation. 
4)A student scored a 78 and 93 on his first two assignments respectively. He wants an average between 88 and 90. 
a) Write a compound inequality representing the possible values for the a third assignment so his average is between 88 and 90.