Multiple choice What is average of five prime number just greater than 30? 40 39.8 39.9 39.7 None of these Reveal answer Fill a bubble to check yourself B Correct answer Explanation (Five prime numbers greater than 30 are-31, 37, 41, 43 & 47Average = 1/5 (31 + 37 + 41 + 43 + 47) = 1/5 X 199 = 39.8)