if numerator of fraction is increased by 1 and denominator is decreased by 1, then fraction becomes 1/2. if numerator is increased by 1 less than twice of itself while denominator is increased by 2 more than thrice of itself, then fraction becomes 1/6. the original fraqtion is ?
if numerator of fraction is increased by 1 and denominator is decreased by 1, then fraction becomes 1/2. if numerator is increased by 1 less than twice of itself while denominator is increased by 2 more than thrice of itself, then fraction becomes 1/6. the original fraqtion is ?