Which prism has the greatest volume?plzzz emergency thank you so much!!!

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

How can you find the mean absolute deviation (mad) for this set of data?