Please help, thanks!

QUESTION 4 Throughout the lockdown due to the Covid-19 pandemic outbreak in Malaysia, the government announced moratoriums for six months. By October, Tony manage to save a total of $8000 from the moratoriums. He is currently thinking of using the money for investment in stock market. The following are some information of his shortlisted stock he obtained from his broker Stock October 1" 2020 Price per share Beta Up Glove $10 1.5 Rubber Ria $5 0.5 December 319 2020 (expected data) Price per share Dividend per share Beta $0.50 $6 $0.15 0.4 $8 1.3 a) Calculate Tony's holding period return if he spend all his money equally into the two stocks on 1 October 2020 with intention to sell it back on 31* December 2020. (10 marks) b) Calculate Tony's portfolio beta in: i) October ii) December (5 marks) [TOTAL: 15 MARKS]