Peter has 100 dollars. His mom gives him x dollars more

The Knight of Dishonor wants to attack the castle and decides that he should make a long ladder that will reach across the moat to the top of the castle. How long must the ladder be?

What is sin 2t + cos t=?

A plan travels 800mi from Dallas, Texas to Atalanta, Georgia with a prevailing west wind of 49mph. The return trip against the wind takes 1/2hr longer. Find the average speed of the plane in still air.

What is the expanded form using exponents for 18,801,310

If s²=19, what is the value of (s+1) (s-1)

F (x) = x^2-6x-16 what is the y-intercept

Your job pays $8 per hour. (a) Write an algebraic expression for your pay in dollars for working h hours. (b) What is your pay if you work 36 hours?

Mike is playing a game using a number cube and a quarter. He tosses both at the same time. What are all the possible outcomes during one turn? How many outcomes are in the sample space?

Round 630 to the nearest ten

ellen sells mugs that are in boxes in the shape of a cube. The edges of the boxes have a lenght of 1/2 foot. Ellen can completely fill a container in the shape of a rectangular prism with 378 boxes. What is the volume of her container?