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The Answer is <u><em>7.88</em></u>
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Answer:
9
Step-by-step explanation:
I took the quick check
Answer:
15 and 108
Step-by-step explanation:
3*(30-25)=3*5=15
4*(12+15)=4*27=108
Answer:

Step-by-step explanation:
The given function is

Observe that, the first two factors are from difference of two squares.


We expand the brackets using the distributive property to obtain;


The above function is now in standard form, since the terms are arranged in descending powers of
.
Well, there are 8 boys and the brother is one of them so 1 is 12.5% of 8 and out of 10 girls, there 1 is the sister and 1 out of 10 is 10%. Now we multiply the percentages to get the answer 1/80