It takes 60 oz of grass seed to seed 4200 ftsquared2 of lawn. At this​ rate, how much would be needed for 7700 ftsquared2 of​ lawn?

Respuesta :

60 = 4200
Divide both by 60
1 oz - 70 ft squared
7700 divided by 70 is 110.
Your answer is :
110 oz to seed 7700 ft squared of lawn.