MBA Exam

find the digit at tens place of 7^281 * 3^264?please explain the soln too

1) 3
2) 4
3) 5
4) 6
5) 7

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MBA Other Question

What are the last 2 digits of the expression

1) 56
2) 48
3) 38
4) 68
Two men x and y started working for a certain company at similar jobs on Jan 1, 1950. X asked for an initial salary of Rs.300 with an annual increment of Rs.30. Y asked for an initial salary of Rs. 200 with a rise of Rs.15 every six months. Assume that the arrangements remained unaltered till Dec 31 1959. Salary is paid on the last day of the month. What is the total amount paid to them as salary during the period?

1) Rs. 93,300
2) Rs. 93, 200
3) Rs. 93,100
4) None of these