self Maths Puzzle

If abc = ab^3 = 180 where a, b and c are positive integers, what is the value of `c’?

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self Other Question

Find the Unit’s digit in the product (76^41) * (41^14) * (14^87) * (87^76) Ram was asked to multiply a number by 441 and he came with an answer 70229. His
Teacher told him that all the digits except the 2’s in his answer are correct. Which of the following could be the correct answer?