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Sum of the digits of a two - digit numbe...

Sum of the digits of a two - digit number is 9.When we interchange the digitss, it is found that the resulting new number is greater than the original number by 27.What is the two digit number ?

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MBD-LINEAR EQUATIONS IN ONE VARIABLE.-EXAMPLE
  1. Amina thinks of a number and subtracts 5/2 from it. She multiplies the...

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  2. A positive number is 5 times another number. If 21 is added to both th...

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  3. Sum of the digits of a two - digit number is 9.When we interchange the...

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  4. One of the two digits of a two - digit number is three times the other...

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  5. Shobo's mother 's present age is six times Shobo's preset age.Shobo's ...

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  6. There is a narrow rectangular plot, reserved for a school, in Mahuli v...

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  7. Hasan buys two kinds of cloth materials for school uniforms, shirt mat...

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  8. Half of a herd of deer are grazing in the field and three fourths of t...

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  9. A grandfather is ten times older than his granddaughter. He is also 54...

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  10. Aman’s age is three times his son’s age. Ten years ago he was five tim...

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  11. Mohan thinks a number.If he takes away 7 from 5/2 of the number,the re...

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  12. The digits of a two-digit number differ by 3. If the digits are interc...

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  13. The sum fo digits of a two-digits number is 9.If 27 is subtracted from...

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  14. A number consists of two digits.Sum of its digits is 15.If the place o...

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  15. Arjun is twice as old as Shriya. Five years ago his age was three time...

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  16. Sandeep's father's age is 5 years more than three times Sandeep's age....

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  17. Length of a rectangle exceeds its breadth by 5 m.If perimeter of the r...

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  18. Three numbers are in the ratio 4 : 5 : 6 .if the sum of the largest an...

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  19. Solve the following linear equations : x/2-1/5=x/3+1/4

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  20. Solve the following linear equations : n/2-(3n)/4+(5n)/6=21

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