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KEYWORDS:T.Nagar,Chennai,1-100,prime numbers b/n 140-180,How many 2’s are there?

Read Solution (Total 4)

question is not clear?
10 years agoHelpfull: Yes(6) No(1)

20
number of 2 b/n 1 and 100 --> 20
number which ends with 2 is not a prime no
10 years agoHelpfull: Yes(3) No(1)
i think there the answer is 2
as in 1 to 100 (to)
and 140 to 180 (to)
10 years agoHelpfull: Yes(0) No(4)
answr-24
1 to 100 =20
140-180 = 4
10 years agoHelpfull: Yes(0) No(1)

TCS Other Question

A man purchases a cow for Rs.3000 and sold it on the same day allowing the buyer a credit of 2 years. If the buyer will pay Rs.3600 after 2 year at a rate of simple interest 50/7 % per annum, then the man has a gain of in this question, x^y means x raised the power of y . how many intiger x satisfied the equation(x^2-x-1)^(x+2)= 1?