How Do I Properly Calculate Risk For A Grid System?

 

Say I have a grid system that can open up to 5 trades in a basket with a 1.7 lot multiplier. Assume the first trade in the basket is opened with a 0.1 lot size. The spread between each trade in the basket is 21 pips.


I need to calculate how many pips against this 5 trade basket an account can with stand. How could I do this?

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