Toshiba bought 100 hens for Rs 8000 and sold 20 of these at a gain of 5%. At what gain percent she must sell the remaining hens so as to gain 20% on the whole?

A farmer bought 100 hens for rs 400, sells 20 of them at a gain of 5% .At what gain % must he sell the remaining hens so as to get 20% gain on the whole?

A man bought goods worth 6000 and sold half of them at a gain of 10%. At what gain percent must he sell the remainder so as to get a gain of 25% on the whole? 25% b.30% c.35% d.40%

A grocer bought sugar worth of Rs. 4500. He sold one-third of it at a gain of 10%. At what gain per cent must the remaining sugar be sold to have a gain of 12% on the whole?

A grocer bought sugar worth Rs.4500. He sold one-third of it at a gain of 10%. At what gain per cent must the remaining sugar be sold to have a gain of 12% on the whole?

A dealer bought 80 cricket bats for Rs 50 each. He sells 20 of them at a gain of 5%.What must be the gain percentage of the remaining bats, so as to get 10% gain on the whole?

A man bought a piece of land for Rs 15,000. He sold (1)/(3) of this land at a loss of 5 percent. At what gain percent should he sell the remaining land in order to gain 8% on the whole ?