HELP HELL lucy is thinking of a 5 digit number
The digit in the hundreds place is 7
The digit in the thousands place is the greatest possible digit
The digit in the ones place is double the digit in the ten thousands place
The digits in the thousands place and ones place add up to the digit in the hundreds place
What is the number?
Thank you so much if you even try!!

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

Which of these tables represents a non-linear function?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?