Jamal started a partnership by investing Tk. 18,000. After 4 months, Hasan joined by investing Tk. x. If at the end of the year the profits are divided equally, find Hasan’s investment.

Question: Jamal started a partnership by investing Tk. 18,000. After 4 months, Hasan joined by investing Tk. x. If at the end of the year the profits are divided equally, find Hasan’s investment.Solution:Given,Jamal invests Tk. 18,000 for 12 months∴ Jamal’s investment = 18,000 × 12 = 2,16,000Hasan invests Tk. x for 8 months∴ Hasan’s investment = 8xATQ,216,000 : 8x = 1 : 1⇒ 216,000/8x = 1/1⇒ 8x = 216000⇒ x = 216000/8∴ x = 27000