$52\mathrm{.}5$ points

Acompany purchases supplies on account. Their supplier requires that $75\%$ of purchases on account be paid in the month of the purchase. Purchases of supplies on account were as follows:

June: $$300$

July: $$350$

August: $$400$

Assuming the combanv Daid onlv what the sunolier reauired each month how much wnuld the rnmnanu have naid thoir curnnline in l$..$l$.$o