Akilobyte is 2^10 bytes and a megabyte is 2^20 bytes. how many kilobytes are in a megabyte?

Someone me! if you’re smart you can solve this!

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work