Question

If 84 is the cost of 35 envelopes how many envelopes can be bounght for 648

Answer 1

Answer:

280 is the cost of 648 envelopes mark me the brainy

Step-by-step explanation:

so 84 =35

||••=648. 84×8=648 so, 35×8=280

so,the ||•• is 280