Last Sunday, Mr. Flowers spent 1/2 an hour on the row machine, 3/5 of an hour running around the neighborhood, and 11/4 of an hour lifting. If this has been his workout routine every Sunday for the last 5 weeks, then how much has he spent doing this workout routine for the last five Sundays?

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Find the quotient. 50a2 – 98b2 -5a +7b

Kayla has a $500 budget for the school party.she paid $150 for the decorations.food will cost $5.50 per student. what inequality represents the number of students,s, that can attend the party?