Question

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

Answer 1

Answer:

10%

Step-by-step explanation:

100+10/100*1500=1650 = SP OF FIRST TRANSACTION

PROFIT OF FIRST TRANSACTION=150

100+12/100*4500=5040=SP OF WHOLE TRANSACTION

5040-4500=540=PROFIT OF WHOLE TRANSACTION

540-150=390=SP OF SECOND TRANSACTION

390/3000*100=10%=PROFIT OF SECOND TRANSACTION