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If 1 is subtracted from a number and the...

If 1 is subtracted from a number and the difference is multiplied by 1/2 , the result is 7.

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NCERT EXEMPLAR-SIMPLE EQUATIONS-EXERCISE
  1. Five times a number increased by 7 is 27

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  2. Mohan is 3 years older than Sohan. The sum of their ages is 43 years

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  3. If 1 is subtracted from a number and the difference is multiplied by 1...

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  4. A number divided by 2 and then increased by 5 is 9.

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  5. The sum of twice a number and 4 is 18.

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  6. The age of Sohan Lal is four times that of his son Amit. If the differ...

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  7. A number exceeds the other number by 12. If their sum is 72, find the ...

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  8. Seven times a number is 12 less than thirteen times the same number. F...

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  9. The interest received by Karim is Rs 30 more than that of Ramesh. If t...

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  10. Subramaniam and Naidu donate some money in a Relief Fund. The amount p...

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  11. In a school, the number of girls is 50 more than the number of boy The...

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  12. Two times a number increased by 5 equals 9. Find the number.

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  13. 9 added to twice a number gives 13. Find the number.

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  14. 1 subtracted from one-third of a number gives 1. Find the number.

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  15. After 25 years, Rama will be 5 times as old as he is now. Find his pre...

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  16. After 20 years, Manoj will be 5 times as old as he is now. Find his pr...

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  17. My younger sister's age today is 3 times what it will be 3 years from ...

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  18. If 45 is added to half a number, the result is triple the number. Find...

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  19. In a family, the consumption of wheat is 4 times that of rice. The tot...

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  20. In a bag, the number of one rupee coins is three times the number of t...

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