Oscar has a 200-page book to read. he reads 4 pages every 5 minutes. how many pages will he have left to read after reading for 100 minutes?

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

What is the number 321,000,000 in scientific notation? also what is the number? ?