This is the way I do it to find the average.
10 girls times 70 = 700
15 boys times 80= 1200
700+1200=1900 all their scores
1900÷25 (number of boys and girls)=76 or 76%
Answer:
The answer is 77.50561
Step-by-step explanation:
Do 45 divided by 89, add 100, and subtract 23. Hope this helps!
Answer:
= 40
Step-by-step explanation:
so if you mean x = -8





Answer:
8 and 2/3 or 8.666666 forever
Step-by-step explanation: