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N is an integer and N>2. How many integers, at most among N+2, N+3, N+4, N+5, N+6, N+7 are prime integers?

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ans:2
since N>2 we consider N=3 5,6,7,8,9,10.among these there are 2 primes.for any value of N>2 there will be only 2 integers that are prime
11 years agoHelpfull: Yes(9) No(0)

consider 3 as ur no..so the sums will be 5,6,7,8,9,10 ie 2 primes..
so ans=2
11 years agoHelpfull: Yes(2) No(0)
if we take n=23,4,5....we get only 2 prime numbers
11 years agoHelpfull: Yes(0) No(0)
ans : 2 ,for n>2 we get only two prime numbers
11 years agoHelpfull: Yes(0) No(0)
ans: is 2, for n>2 we get only two prime number
8 years agoHelpfull: Yes(0) No(0)

TCS Other Question

W,X,Y,Z are integers. The expression X - Y - Z is even and the expression Y - Z - W is odd. If X is even what must be true.
option
A) W must be odd.
B) Y - Z must be odd.
C) Z must be even.
D) Z must be odd. Kate wanted to buy 2 kgs of apples. The vendor kept the 2 kg weights on the right side and weighed 4 apples for that. She doubted on the correctness of balance and placed 2 kg weight on the left side and she could weigh 12 apples for 2 kgs. If the balance was correct how many apples she would have got