The average of prime numbers between 20 and 40 is _____ .
A20
B30
C25
D35
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The average of 9 persons age is 63. The average of 3 of them is 58, while the average of the other 3 is 60. What is the average of the remaining 3 numbers?
At the time of marriage, the average age of a couple was 22 years. If they had a child after 3 years, what would be the average age of the family?
4 കുട്ടികളുടെ ഗണിത പരീക്ഷയുടെ ശരാശരി സ്കോർ 59 ആണ്. ഒരു കുട്ടിയുടെ സ്റ്റോർ കൂടി ചേർന്നപ്പോൾ ശരാശരി 60 ആയി എങ്കിൽ അഞ്ചാമത്തെ കുട്ടിയുടെ സ്കോർ എന്ത്?
Average of the first 15 odd numbers
Out of 7 numbers the average of first 4 is 4 and the last 4 is also 4 and the average of all 7 is 3 find the 4th number ?