Leroy uses 20 pounds of fertilizer to cover 4000 ft.² of his lawn and 50 pounds to cover 10,000 ft.². How much does he need to c

Question

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3 years ago

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Leroy uses 20 pounds of fertilizer to cover 4000 ft.² of his lawn and 50 pounds to cover 10,000 ft.². How much does he need to c

over his entire yard which has an area of 26,400 ft.²

Mathematics

1 answer:

Free_Kalibri [48] · Answer 1 · 2022-04-30T17:47:33+03:00

Free_Kalibri [48]3 years ago

6 0

So 20:4000=1:200
and 50:10000=1:200
reverse
1lb:200ft^2
100ft^2=0.5lb
needs to cover 26400ft^2
100 times 264=26400 so
0.5 lb times 264=132 lb needed for entire yard