1. If the sum of four consecutive even integers is s, what is the greatest of the integers in terms of s?
2. Choose the word that is correct spellings.
3. For how many years does a person need to invest his Tk. 3,000 at 7% to earn Tk. 420 in simple interest?
4. If n and p are both even number, which of the following number must be an odd number?
5. Andaman Island belongs to which country?