Question : How many prime numbers are there between 100 and 120?

Option 1: 6

Option 2: 7

Option 3: 5

Option 4: 4

Question : The difference between the greatest and the least four-digit numbers that begin with 3 and end with 5 is:

Option 1: 999

Option 2: 900

Option 3: 990

Option 4: 909

Question : The product of two consecutive prime numbers is 7387. What is the difference of the two numbers?

Option 1: 3

Option 2: 6

Option 3: 2

Option 4: 4

Question : The sum of the two numbers is 37 and the difference between their squares is 185, then the difference between the two numbers is:

Option 1: 10

Option 2: 4

Option 3: 5

Option 4: 3

Question : What is the value of $98^2-97^2+96^2-95^2+94^2-93^2+\ldots \ldots 12^2-11^2$?

Option 1: 4725

Option 2: 4796

Option 3: 4851

Option 4: 4926