Best writers. Best papers. Let professionals take care of your academic papers

Order a similar paper and get 15% discount on your first order with us
Use the following coupon "FIRST15"
ORDER NOW

Many printed airline tickets contain a 10-digit document number

/in /by

Question

Many printed airline tickets contain a 10-digit document number followed by a

check digit. The check digit is chosen to be the sum of the first 10 digits mod 7. Determine whether the given number is a valid document number.

8434649758 2

valid

invalid

 
Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code "Newclient"