Hi Could you please help me these questions? ThanksQuestion 1A distributor sells

Question

Hi. Could you please help me these questions? Thanks

Question 1

A distributor sells

water cooling units for $840 each. The operating profit is 20% on cost and markup is 60% on cost.

a. Calculate the cost per cooling unit.

Round to the nearest cent

b. Calculate the rate of markdown offered during a sale if it made a profit of $51.10 per machine (%)
Math