When a two digit number is reversed, the...

When a two digit number is reversed, then the new number becomes `5/6 th` of the original number. The two digits differs by one.The original number is :

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When digits a two-digit number are interchanged, then it becomes 54 more than the original number. The product of the two digits is 16. What is the original number?

A three-digit number in which the digit in the units place is the smallest of the three digits is such that the sum of the squares of the digits is 149. If each of the digits is replaced by its predecessor, the new number formed has two digits common with the original number. The digit in the units place of the original number is:

The number obtained by interchanging the two digits of a two digit number is lesser than the original number by 54. If the sum of the two digits of the number is 12, then what is the original number?

The number obtained by interchanging the two digits of a two-digit number is lesser than the original number by 54. If the sum of the two-digit number is 10, then what is the original number?

A three-digit number in which the digit in the units place is the smallest of the three digits is such that the sum of the squares of the digits is 149.If each of the digit is replaced by its predecessor,the new number formed has two digits common with the original number.The digit in the units place of the original number is :

The hundred digit of a three digit number is 7 more than the unit digit. The digits of the number are reversed and the resulting number is subtracted from the original three digit number. The unit digit of the final number, so obtained is

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QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK

42% of a number is 357. What is 63% of that number?
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The product of 174 and 26 is 4524.
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