FRNearest number

I think you will be fine. Please see the following- https://opentuition.com/topic/rounding-figures-to-the-nearest-thousand-dollar-000/

Hope this helps.

You might also find the following useful- https://www.pqmagazine.com/how-acca-markers-think/

You might also find the following useful- https://opentuition.com/topic/own-figure-policy-in-section-c-written-sections/