Calculate Rebecca's average score in an exam if she obtained the following marks 70, 57, 69, 89 and 85 out of 100 in different subjects.
Select:
A) 74
B) 94
C) 54
D) 84
E) 64
Explanation:   (70+57+69+89+85)/5= 
<gadget id="calculator">(70+57+69+89+85)/5</gadget>
<output>74</output>
74   74nswer: Option 74
<result>A</result>
Calculate Rebecca's average score in an exam if she obtained the following marks 70, 57, 69, 89 and 85 out of 100 in different subjects.