A large bank has 4500 accounts holders in a particular branch. The rupees amount of these accounts are known to be normally distributed with a mean of Rs. 60,000 and a standard deviation of Rs. 1000. The manager of the bank wants to know that how many accounts are expected to be between Rs. 55,000 and Rs. 63000 and he also want to know what is the rupee amount so that 40 percent of the account exceeds the mean amount?