![Rulers. White plastic ruler showing 0-4 c m on one edge and 26-30 on other edge. ) and 30 in red, other numbers in black. Fills frame Stock Photo - Alamy Rulers. White plastic ruler showing 0-4 c m on one edge and 26-30 on other edge. ) and 30 in red, other numbers in black. Fills frame Stock Photo - Alamy](https://c8.alamy.com/comp/F1JHCF/rulers-white-plastic-ruler-showing-0-4-c-m-on-one-edge-and-26-30-on-F1JHCF.jpg)
Rulers. White plastic ruler showing 0-4 c m on one edge and 26-30 on other edge. ) and 30 in red, other numbers in black. Fills frame Stock Photo - Alamy
![T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download](https://images.slideplayer.com/31/9625092/slides/slide_2.jpg)
T Madas. 1 m = cm cm = mm 10 1 km = m m = cm cm = mm 40 3 km = m m = cm cm = mm km = m cm = m ppt download
A room is 4 m long and 3 m 50 cm wide. How many square metres of carpet is needed to cover the floor of the room ?
![a blackboard of sides 4m 50cm and 3m 20cm is to be painted.find the cost of the work at the rate of Rs.25 per square meter. a blackboard of sides 4m 50cm and 3m 20cm is to be painted.find the cost of the work at the rate of Rs.25 per square meter.](https://haygot.s3.amazonaws.com/questions/1298577_1607332_ans_9b191ee10baf49ef89fce80ec664969f.jpg)