Maths MCQs, PLANNING OFFICER/ DEPUTY DISTRICT OFFICER (PLANNING) (BPS-17)P & D Department. 2014, PPSC Solved Past Papers MCQs5 out of 2250 parts of earth is sulphur what is the percentage of sulphur in earth?A. 11/50 B. 2/9 C. 1/45 D. 2/45 A number is increased by 10% and then decreased by -10%. The net change in the number isA man takes 50 minutes to cover a certain distance at a speed of 6km / hr. If he walks with a speed of 10km / hr. he covers the same distance in ·
