q: What is the sum of all the prime numbers greater than 30 but less than 50?
Options:
(A) 126
(B) 199
(C) 198
(D) 188
(E) 122
a: Required sum = (31 + 37 + 41 + 43 + 47) = 199
Note: 1 is not a prime number The answer is (B).
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q: In a school of 850 boys, 44% of Muslims, 28% Hindus, 10% Sikhs and the remaining of other communities. How many belonged to the other communities?
Options:
(A) 176
(B) 179
(C) 153
(D) 167
(E) 107
a: 44 + 28 + 10 = 82%
100 – 82 = 18%
850 * 18/100 = 153 The answer is (C).
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q: a school has 4 maths 3 physics and 3 chemistry teachers each teacher can teach 2 subjects max what is he minimum number of teachers required
Options:
(A) 4
(B) 5
(C) 6
(D) 7
(E) 8
a: Total subjects = 4 +3 +3 = 10
Max subjects by 1 teacher = 2
So, min of teachers required = 10/2 = 5 The answer is (B).
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q: Find the odd man out
253, 136, 352, 323, 631, 244
Options:
(A) 323
(B) 136
(C) 352
(D) 631
(E) 531
a:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The sum all three digits comes to 10 except 323 The answer is (A).
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