b) He can throw 5 types of pitches each pitch. With 5 pitches, there are 5^5 possible combinations.
When the world record is less than 3.1, R is less than 3.1. 3.1 = -0.075t + 3.85 Solve for t (in years after 1930).
File sizes are given in bytes, while download speeds are given in bits. 4 GB = 4*1024 MB = 4*1024^2 KB = 4*1024^3 Bytes - 4*1024^3*8 bits. 43.2kbps = 43.2*1000 bits per second. The time required is 795.364s, or 220.935 hours. Note that 43.2kbps is quite a low bandwidth.
The fence forms the perimeter of the rectangle. What is the perimeter?
It doesn't. 100 is not divisible by 6, nor is 83 divisible by 5.
13 is a good guess. But when in 2011 do they actually turn 13?
What is the equation for the volume of a sphere? Try googling it.
How many inches are in a foot?
Trig- Check my answer Please
What is the length of <-1,-2>? Divide <-1,-2> by its length, giving the result a length of 1 - an unit vector.
How could you get only x on the left hand side?