19 The number of stat EKGs performed per night at the Excels

19. The number of stat EKGs performed per night at the Excelsior Hospital Was 6,8,2,13,7,6,5,10 and 7. Find the average number done per night. 20. What s the square root of 9801? 21. The metric prefix ^\'Mega^\' stands for:

Solution

17. (b) 10^2+10^2 = 2*10^2

18. (b) 10^2*10^3 = 10^5   

19. (c) average = sum of all values / total number of values

20. (a) 99*99 = (100-1)^2 = 9801

21.(c) Mega = 1000000 = MIllion