better is the end of a thing,than the beginning?
is their form on sale?
When an object is placed b/w F and optical center of a convex lens , it could be use d as a?
I have a problem with correcting my date of birth data on my jamb Nd my waec certificate could that be a harm on getting …
how can I get the curtent past questions. eg.2018.?
how did we calculate ratio ？?