Answer:
mix half of the water without salt and 5% of the solution
512
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32
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Answer:
9.25
Step-by-step explanation:
For the mean, you have to add all and divide it by the numbers.
7 + 12 + 8.50 + 10 + 7 + 8 + 10.50 + 11 = 74
74 divided by 8 = 9.25
Answer:
4 cm
Step-by-step explanation:
Take the 11 cm on the bottom and subtract the 7 cm right above it.
Imagine the bottom half of this shape as a rectangle, the bottom and top side are of the same length. The top side would have to be 11 cm in length as well, so just subtract 11-7 to get the missing part.