Q:

Pratip started the business by investing some money. After some time, Sheela shared double by investing double the money. At the end of the year, the profit was distributed in such a way that 7 times the profit of Pratip was equal to 6 times the profit of Sheela, then after how many months did Sheela join the business.

• 1
  5 months
• 2
  7 months
• 3
  4 months
• 4
  9 months