please answer this asap i have a test going on I'll give you ratings

Two batches of bedding medium for garden beds have been prepared by a gardening company. Unfortunately, one batch has too much fertilizer in it and the other batch has too little so the plan is to mix some amount of the two batches to obtain the desired concentration of fertilizer Batch A has 1.1% fertilizer concentration. There is 23 tonnes of batch A Batch B has 6.2% fertilizer concentration. There is 32 tonnes of batch B. How much of batch A and of batch B can be combined to obtain 15 tonnes of the desired fertilizer concentration of 3.897 The concentrations are defined here as mass per mass. Show the amount of batch A here, in tonnes expressed to the nearest tenth of a tonne