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The sum of the place value of the first two letters is the first two digits of the code, the sum of the place value of the next two letters are the next two digits of the code. For PARK, Sum of the place value of 'P' and 'A' = 16 + 1 = 17 ; Sum of the place value of 'R' and 'K' = 18 + 11 = 29 For DEAF, Sum of the place value of 'D' and 'E' = 4 + 5 = 09; Sum of the place value of 'A' and 'F' = 1 + 6 = 07 For MELT, Sum of the place value of 'M' and 'E' = 13 + 5 = 18; Sum of the place value of 'L' and 'T' = 12 + 20 = 32
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A man invested all his current month income in starting of a new business in which he spends 30% in advertisement 15% of remaining in furniture 20% of r...
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A number is increased by 45% and then decreased by 30%. What is the overall percentage change (increase or decrease) in the number?
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