5. Three business partners Bela, Joan and Trinity contributed Ksh.112,000.Ksh.128,000 and Ksh.128,000 respectively to start a business. They agreed to share their profit as follows: 30% to be shared equally 30% to be shared in the ratio of their contributions 40% to be retained for the running of the business. If at the end of the year the business realized a profit of ksh. 1,350,000 Calculate (1mk) a) The amount of money retained for the running of the business at the end of the year