Q$3)$ Mohammad is the project manager of a project to build $2$ labour houses each month and completed after $12$ months. Each house plan to cost SAR$10000.20$ labour houses have been built after $9$ months and CPI is $0\mathrm{.}85106$ a$)$ What is the actual cost of the project right now?b$)$ What is the projects estimate at completion?c$)$ How much more money will it take to complete the project?d$)$ How is the project performing?