Question:
The average of prime numbers between 20 and 40 is _____ .
A20
B30
C25
D35
Answer:
B. 30
Explanation:
23,29,31,37 average= (23 + 29 + 31 + 37)/4 = 120/4 = 30
Question:
A20
B30
C25
D35
Answer:
23,29,31,37 average= (23 + 29 + 31 + 37)/4 = 120/4 = 30
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