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Difficulty:
25%
(medium)
Question Stats:
78% (00:49) correct
22%
(00:42)
wrong
based on 45
sessions
History
Date
Time
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Not Attempted Yet
What is the value of the integer K?
(1) K is a 3-digit prime number.
(2) 88<=K<=102
Source : Barron's GMAT
(1) K is a 3-digit prime number.
(2) 88<=K<=102
Source : Barron's GMAT
27 Mar 2019, 07:23
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What is the value of the integer K?
(1) K is a 3-digit prime number.
There will be lot of prime numbers between 100 and 1000
Insuff
(2) 88<=K<=102
K could b e88, 89, ..101,102.
Again no unique value.
Insuff
combined.
3-digit number are 100, 101 and 102. 100 and 102 are surely not prime numbers, so 101 is the answer.
Suff
C
(1) K is a 3-digit prime number.
There will be lot of prime numbers between 100 and 1000
Insuff
(2) 88<=K<=102
K could b e88, 89, ..101,102.
Again no unique value.
Insuff
combined.
3-digit number are 100, 101 and 102. 100 and 102 are surely not prime numbers, so 101 is the answer.
Suff
C
27 Mar 2019, 08:31
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AkshdeepS
#1
clearly not sufficeint
as prime no can be many with 3 digit starting 101
#2
again k can have 102-88 +1 ; 15 values in sufficeint
From 1& 2
101 only possible
IMO C
