Answer:
The answer is C) 678 cm2 :)
Step-by-step explanation:
She would need about 6 bags because 7*3=21 6+3=18 so about 6 bags
10/3 and simplified 3 1/3
All you do is multiply by 5
The elevation in feets of the hole after digging and filling the hole with bush is
Digging rate = 3/5 feets per 10 minutes
Elevation or depth of hole after 30 minutes :
3/5 × (30/10) = (3/5 × 3) = 9/5 feets
Therefore, the elevation of the hole after 30 minutes will be 9/5 feets
<u>Elevation after filling half of the hole with bush </u>:
Elevation of hole after 30 minutes ÷ 2
(9/5) ÷ 2 = 9/5 × 1/2 = 9/10 feets
Hence, the elevation of the hole relative to the ground level is
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