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In a two digit number, the ten’s digit i...

In a two digit number, the ten’s digit is three times the unit’s digit. When the number is decreased by 54, the digits are reversed. Find the number.

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RD SHARMA ENGLISH-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-All Questions
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  2. The sum of a two digit number and the number obtained by reversing the...

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  3. In a two digit number, the ten’s digit is three times the unit’s digit...

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  4. 4 tables and 3 chairs, together, cost Rs. 2,250 and 3 tables and 4 ...

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  5. Reena has pens and pencils which together are 40 in number. If she has...

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  6. 7 audio cassettes and 3 video cassettes cost Rs. 1110, while 5 audio ...

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  7. A man has only 20 paise coins and 25 paisa coins in his purse. If h...

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  8. In a two digit number, the unit’s digit is twice the ten’s digit. If 2...

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

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  10. On selling a T.V. at 5% gain and a fridge at 10% gain, a shopkeeper ...

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  11. A and B each have a certain number of mangoes. A says to B, “if you ...

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  12. Show that x=2,\ \ y=1 is a solution of the system of simultaneous l...

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  13. Show that x=2,\ \ y=1 is not a solution of the system of simultaneo...

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  14. Show that x=2,\ \ y=1 and x=4,\ \ y=4 are solutions of the system o...

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  15. The coach of a cricket team buys 3 bats and 6 balls for Rs 3900. La...

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  16. Romila went to a stationery shop and purchased 2 pencils and 3 eras...

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  17. The path of a train A is given by the equation x+2y-4=0 and the pat...

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  18. Akhila went to a fair in her village. She wanted to enjoy rides on ...

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  19. Aftab tells his daughter, “Seven years ago, I was seven times as ol...

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  20. The path of a train A is given by the equation 3x+4y-12=0 and the p...

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