How many square metre of glass will be required for windows, which has 15 panes, each measuring ...

How many square metres of glass will be required for a window,which has 12 panes, each pane measuring 25cm by 16cm?

How many square metres of canvas is required for a conical tent whose height is 3.5 m and the base is 12 m?

How many square metres of canvas is required for a conical tent whose height is 3.5 m and the radius of the base is 12 m ?

How many square metres of carpet will be required for a square room of side 6.5m to be carpeted.

How many metres are there in a kilometre ?

How many square tiles each of side 0.5 m will be required to pave the floor of a room which is 4 m long and 3 m broad?

How many metre are there in a light year?

How many Angstrom are there in one metre ?

How many kilometres are there in one metre?