Rice was distributed to $170$ children of classes $1$ and $2$ at $5$ kilograms each.

If one sack contains $50$ kilograms of rice, how many sacks are needed?

For making weighing equal, give the weight in given box:

Write 'H' below the heavier pan and 'L' below the lighter pan.

For making weighing equal, give the weight in given box:

For making weighing equal, write the weight in other side

A triangle weighs the same as a circle. Balance the above scale.
How many triangles do you need?

Give the standard unit to measure.

Write 'H' below the heavier pan and 'L' below the lighter pan.

For making weighing equal, give the weight in given box:

Standard unit of measuring weight _____(kilogram/metre)