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5 years, 1 month ago
there are two positive numbers.Each was increased by 30 and then by same percentage as it was increased the first time . after the second increase the value of each no. is 147 . find the difference between the two numbers.
9 months ago
The answer should be 0 because after increase the values of both the number is same. however, it may be solved as below:
130 % of (x+30) = 147 and 130% of (y +30) = 147
130 % of (x+30) = 130% of (y+30)
so, x+30 = y +30
therefore, x = y
Hence x - y = 0