If we measure weight with balance like shown below;

Then the formula to calculate unknown weight is;

$latex Q = M + \frac {Mr}{N} n$

Rider here is actually thought as a load with mass. This way you can easily solve balance with rider problems.

If we measure weight with balance like shown below;

Then the formula to calculate unknown weight is;

$latex Q = M + \frac {Mr}{N} n$

Rider here is actually thought as a load with mass. This way you can easily solve balance with rider problems.