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If a number is increased by 10 and thrice of that number is added to the increased number than it will become 66. Find the number.
Find the fraction which changes into 1/2 when one is added in the numerator and the denominator is doubled and three is added to it.
When two is added in the number it becomes equal to the five times of it subtracted by 10. Find the number.
When the number is doubled and subtracted by 5 it becomes three times the number subtracted by 5. Find the number.
Find the fraction which changes into 7/2 when we double the numerator added by 3 and the denominator is five times of it subtracted by 4.
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