Under piece wage system, remuneration is based on; a. None of these b. Both output and time spent c. Time spent on a job d. Quantity of output Ibra Traders LLC is expecting to have OMR 30,000 cash in hand on 1 April 2021. Company wants to prepare an estimate of cash position in respect of three months from April to June 2021. Months Sales(OMR) Purchases(OMR) Wages (OMR) Expenser OMR) February 20.000 11.000 3.600 6,000 March 21,000 13,000 3,900 7,000 April 22,000 11,000 4,100 8,000 May 34,000 14,000 4,600 9,000 June 28,000 16.000 5,100 8,000 Additional Information: a. Period of credit allowed by Suppliers-2 months b. Period of credit allowed to customers-1 month c. Lag in payment of wages is one month. d. Income tax OMR 1200 is paid in the month of June 2021. Based on the information given, answer the following questions: Which one of the following will be the amount of wages payable on 30 April 2012 Which one of the following will be the amount to be collected from customers on 31 May 2017 Which one of the following will be closing balance of cash on 30 June 20217