Selected MCQ

Current Question
Is the hidden number a multiple of 5? Statements: (I) It ends in 0; (II) It is even.
  • A. Only statement I is sufficient
  • B. Only statement II is sufficient
  • C. Both I and II together are sufficient
  • D. Even both together are not sufficient
Correct Answer: A
Explanation:
Any number ending in 0 is a multiple of 5.
Related Question 1
Is a four-digit number even? Statements: (I) Its last digit is 8; (II) The sum of its digits is 20.
  • A. Only statement I is sufficient
  • B. Only statement II is sufficient
  • C. Both I and II together are sufficient
  • D. Even both together are not sufficient
Correct Answer: A
Explanation:
Any number ending in 8 is even.
Related Question 2
Is a number odd? Statements: (I) It ends in 7; (II) It is divisible by 3.
  • A. Only statement I is sufficient
  • B. Only statement II is sufficient
  • C. Both I and II together are sufficient
  • D. Even both together are not sufficient
Correct Answer: A
Explanation:
Any number ending in 7 is odd.
Related Question 3
Is a number divisible by 6? Statements: (I) It is divisible by 2; (II) It is divisible by 3.
  • A. Only statement I is sufficient
  • B. Only statement II is sufficient
  • C. Both I and II together are sufficient
  • D. Even both together are not sufficient
Correct Answer: C
Explanation:
A number divisible by both 2 and 3 is divisible by 6.
Related Question 4
Statements: All pencils are wooden. Some wooden things are painted. Conclusion: Some pencils are painted.
  • A. Follows
  • B. Does not follow
  • C. Must be true
  • D. None of these
Correct Answer: B
Explanation:
The painted wooden things mentioned need not be pencils.
Related Question 5
Assertion: Glass windows crack when heated unevenly. Reason: Uneven heating causes unequal expansion in different parts of the glass.
  • A. Both are true and the reason correctly explains the assertion
  • B. Both are true but the reason does not explain the assertion
  • C. Assertion is true but reason is false
  • D. Assertion is false but reason is true
Correct Answer: A
Explanation:
Unequal expansion creates stress in the glass and causes cracking.