Answer:
20 / 4 is the correct answer.
So if there are twenty children and 6 have an average age of five, you could say their total age together is 30 years. The others (20-6) have an age of 8.
30+ (20-6)*8 = total age of every child at the library. From there divide by the number of children.
Answer:
12inches
Step-by-step explanation:
12x3=36 triangle perimeter
8x4=32 square perimeter
It's spelled ingot, not ingrot. Language police away!
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