Four times a certain two digit number is...

Four times a certain two digit number is seven times the number obtained on interchanging its digits. If the difference between the digits is 4, find the number

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ICSE-SIMULTANEOUS EQUATIONS-EXERCISE 6 (E)

The ratio of two numbers is (2)/(3) . If 2 is subtracted from the fir...
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Two numbers are in the ratio 4 : 7 . If thrice the larger be added to ...
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When the greater of the two numbers increased by 1 divides the sum of ...
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The sum of two positive numbers x and y (x gt y) is 50 and the differ...
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The sum of two numbers is 8 and the difference of their squares is 32....
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The difference between two positive numbers x and y (x gt y) is 4 and...
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Two numbers are in the ratio 4: 5. If 30 is subtracted from each of th...
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If the numerator of a fraction is increased by 2 and denominator is de...
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The sum of the numerator and the denominator of a fraction is equal to...
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If the numerator of a fraction is multiplied by 2 and its denominator ...
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A fraction becomes (1)/(2) if 5 is subtracted from its numerator and 3...
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The sum of the digits of a two digit number is 5. If the digits are re...
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The sum of the digits of a two digit number is 7. If the digits are re...
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The ten's digitof a two digit number is three times the unit digit. Th...
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A two-digit number is such that the ten's digit exceeds twice the unit...
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Four times a certain two digit number is seven times the number obtain...
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The sum of a two digit number and the number obtained by reversing the...
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A two digit number is obtained by multiplying the sum of the digits by...
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