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Find two numbers, which differ by 7, suc...

Find two numbers, which differ by 7, such that twice the greater added to five times the smaller makes 42.

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11 and 4
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NAGEEN PRAKASHAN ENGLISH-LINEAR EQUATIONS IN TWO VARIABLES -Exercise 3e
  1. Eight years ago Mohan's age was (3)/(4) of Sohan's. Four years hence M...

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  2. Sum of two numbers is 35 and their difference is 13. Find the numbers.

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  3. Find two numbers, which differ by 7, such that twice the greater added...

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  4. There are two numbers. Four times the first exceeds seven times the se...

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  5. If I is added to each of the two certain numbers, their ratio is 1 : 2...

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  6. If three times the larger of the two numbers is divided by the smaller...

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  7. The sum of the digits of a two digit number is 10. If 18 is subtracted...

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  8. In a two digit number, the units digit is twice the tens digit. If 27 ...

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  9. A two digit number is obtained by either multiplying the sum of the di...

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  10. Seven times a two-digit number is equal to four times the number ob...

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  11. A fraction becomes 4/5, if 1 is added to both numerator and denomin...

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  12. A fraction is such that if the numerator is multiplied by 3 and the ...

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  13. If the denominator of a fraction is added to its numerator and the nu...

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  14. 4 chairs and 3 tables cost Rs 2100 and 5 chairs and 2 tables cost R...

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  15. The cost of 3 oranges and 12 apples is Rs. 9.60 and the cost of 5 oran...

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  16. From Delhi station, if we buy 2 tickets for station A and 3 tickets fo...

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  17. A railway half ticket costs half the full fare and the reservation ...

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  18. Point A and B are 90 km apart from each other on a highway. A car s...

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  19. in the triangle ABC , /A=x^@,/B=3x^@,/C=y^@. if 3y-5x=30 then prove th...

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  20. In a triangles ABC , angle A = x^(@) , angle B = (3x - 2) ^(@) and a...

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