Q. 255.0( 1 Vote )
Sum of the number of primes between 16 to 80 and 90 to 100 is
A. 20
B. 18
C. 17
D. 16
Answer :
Prime numbers are those numbers, which don't have factors other than 0 and itself.
Prime numbers are 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61 67, 73, 79 between 16-80
The count of above list is 15
Prime numbers between 90 to 100 are 97
The count is 1
Sum of counts = 15+1 = 16
Rate this question :
How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
RELATED QUESTIONS :
Sum of the number of primes between 16 to 80 and 90 to 100 is
NCERT - Exemplar Mathematics