How fast is the x-15 bell?

What on the computer allows you to solve complex problems where a number of variables can be changed in a worksheet in order to meet a goal in a particular cell? How many dollars is 320 quarters? What is 51 divided by 3.53 in estimate the quotients? How many faces does a petagonal prisim have? What is 294 over 25 simplified? What is the solution of the equation x2-2x plus 4 equals 0? What is the median of 1 billion? How can you use five 2s to equal 3? What household items have bilateral symmetry? What is 4 divided by 1704? What is 3.2 to the 2 power simplifyed? What is W divided by 3360? What does monica stand for? How do you take 40 percent off 218.16? What does unforgiving minute mean? What is 1meter equal to? Was Peter in Rome at the time the Epistle to the Romans was written? Find y' of y x 2cosx? List all the prime numbers up to 30? What are the last three digits of the 16 to the power of 123?