How do i simplify: (sin pi/2 - x) / (cos pi/2 - x)

and

sec^2x-1 / secx-1

A property management group is increasing all rent by 6%. If a customer is presently paying $700, how much increase will they have to pay?

one month Justin rented 2 movies and 5 video games for a total of $28. The next month he rented 8 movies and 3 video games for a total of $27. Find the rentals cost for each movie and each video game.

F (x) = 5x+3; g (x) = 6x-5 find f/g (x)

How would you convert a measurement given in fluid onuces into pints

A pizza is cut into slices that are each 1/6 of the whole. John is going to eat 1/2 of the pizza. How many slices will John eat?

For a party, you can spend no more than $20 on cakes. Egg cake costs $4 and cream cake costs $2. Write the linear inequality that models the situation.

The revenue of 200 companies is plotted and found to follow a bell curve. The mean is $815.425 million with a standard deviation of $22.148 million. Would it be unusual for a randomly selected company to have a revenue between $747.89 and 818.

Three of the squirrels each got 4 nuts. Five of the squirrels each got 5 nuts. How many nutsdo they have in all

If h = 21 units and r = 7 units, what is the volume of the cone shown above? Use 3.14 for.

A cleaning solution and water are mixed in the ratio 4:15 The amount of water in the mixture is 1200 mm what is the total volume of the mixture?