PPSC Past Paper Assistant Director Local Govt. & Community Development 2018 Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQswindows explorer is also?A. Educational software B. Utility program C. Entertainment Software D. None of these Total number of commonwealth countries?How many bricks, each measuring 25 cm x 11.25 cm x 6 cm, will be needed to build a wall of 8 m x 6 m x 22.5 cm?