1.

ram deposited a sum of rupees 8000 in a bank after 2 years he withdrew rupees 5000 and 8 and at the end of 5 years he received rupees 7000 find the rate of simple interest

Answer»

Define a relation R on the set N of natural NUMBERS by
R = {(x, y) : y = x + 7, x is a natural NUMBER less than 4; x, y ∈N}. Write down the domain and the range.



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