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qaws [65]
3 years ago
6

Class 11W sat a test. The mean mark of the class was 80%

Mathematics
2 answers:
kirill115 [55]3 years ago
6 0
80x40=3200 total marks
30x75=2250 total girls marks
3200-2250=950 total boys marks
40-30=10 number of boys
950/10=95 man mark for boys
bixtya [17]3 years ago
4 0

Answer:

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

we are given

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3 years ago
Write 4,706 × 10 11 in standard notation
aleksandrvk [35]

I am guessing that is 1011? Just to be safe, I will do 4706*10 and 4706*1011.


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3 years ago
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Tomtit [17]
I think only the first two
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ratelena [41]
The answer is 0.49
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