Help me plz. due today. Which of the following numbers is irrational?

negative 7 over 4, 2 over 3, square root of 3, square root of 4

a fraction with numerator negative 7 and denominator 4
a fraction with numerator 2 and denominator 3
square root of 3
square root of 4

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?