You cannot convert cubic meters per second to meters per second. You cannot convert volume to length.
1 cubic meter = 35.315 cubic feet (rounded)
Since a cubic meter is the same as 1000 liters, you have to divide the liters by 1000.
How to convert Cubic meter to BTU
this is all rubbish..
1 cubic meter = 35.315 cubic feet The rest is just multiplication.
1 mld means how much meter cube per second
You cannot. A cubic metre per minute a measure of flow rate, whereas a metre per second is a measure of linear speed. The two measure different things and, according to the basic rules of dimensional analysis, conversion from one to the other is not valid.
How to convert mmbtu to cubic meter
You can't convert that.
You cannot convert a volume to an area. You can, however, convert liters to cubic meters, since both are volumes. There are 1000 liters in a cubic meter, so to convert to cubic meters divide by 1000 liters / cubic meter.
1 cubic meter = 1 kilolitre