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2 years ago

8

A rotating water sprinkler sprays a jet of water which is 300 cm long.How many square metres does the sprinkler cover in one rev

olution?

1 answer:

jeyben [28]2 years ago

4 0

Answer:

28.27 m^2

Step-by-step explanation:

A = (pi)(r^2)

300 cm = 3 meters

A = (pi)(3^2)

A = (pi)(9)

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Answer:

$\texttt{Fraction of the marks did he get correct}=\frac{9}{11}$

Step-by-step explanation:

Mark got 54 out of 66 correct in his test.

We need to find what fraction of the marks did he get correct,

Total number of questions = 66

Total number of correct answers = 54

$\texttt{Fraction of the marks did he get correct}=\frac{\texttt{Total number of correct answers}}{\texttt{Total number of questions}}\\\\\texttt{Fraction of the marks did he get correct}=\frac{54}{66}\\\\\texttt{Fraction of the marks did he get correct}=\frac{9}{11}$

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