Deloitte — Interview Questions
Aptitude · Reasoning · English · CS — Corporate & Campus Interview Prep
Showing 411–420 of 654 questions
Q.411
Medium
Deloitte
If x^2 - 5x + 6 = 0, what are the values of x?
Correct Answer:
A. 2, 3
Explanation:
(x-2)(x-3) = 0, so x = 2 or x = 3
Q.412
Medium
Deloitte
A number is increased by 30% and then decreased by 20%. What is the net change?
Correct Answer:
B. 4% increase
Explanation:
Let number = 100. After 30% increase = 130. After 20% decrease = 130 × 0.80 = 104. Net change = 4% increase
Q.413
Easy
Deloitte
The sum of three consecutive numbers is 81. What is the middle number?
Correct Answer:
C. 27
Explanation:
Let numbers be x-1, x, x+1. Sum = 3x = 81, so x = 27
Q.414
Medium
Deloitte
If A : B = 2 : 3 and B : C = 4 : 5, what is A : B : C?
Correct Answer:
A. 8:12:15
Explanation:
A:B = 2:3 (multiply by 4) = 8:12. B:C = 4:5 (multiply by 3) = 12:15. So A:B:C = 8:12:15
Q.415
Medium
Deloitte
Look at this series: 2, 6, 12, 20, 30, ? What comes next?
Correct Answer:
B. 42
Explanation:
Pattern: 1×2, 2×3, 3×4, 4×5, 5×6, 6×7 = 42
Q.416
Easy
Deloitte
If all roses are flowers and all flowers are plants, then all roses are plants. This is an example of?
Correct Answer:
A. Deductive reasoning
Explanation:
This follows a logical chain where conclusion follows necessarily from premises - this is deductive reasoning
Q.417
Medium
Deloitte
A, B, C, D are four friends. A is taller than B. C is taller than D. B is taller than D. Who is the shortest?
Correct Answer:
D. D
Explanation:
From statements: A > B > D and C > D. D is shorter than all others, so D is shortest
Q.418
Medium
Deloitte
Which number should replace the question mark? 3, 5, 9, 17, 33, ?
Correct Answer:
A. 65
Explanation:
Pattern: 3×2-1=5, 5×2-1=9, 9×2-1=17, 17×2-1=33, 33×2-1=65
Q.419
Medium
Deloitte
If COMPUTER is coded as DPNQVUFS, how is REASONING coded?
Correct Answer:
B. SFBTPOJOH
Explanation:
Each letter is shifted by +1 in alphabet. REASONING becomes SFBTPOJOH
Q.420
Medium
Deloitte
In a code, FAST = 6-1-19-20. How would SHORT be coded?
Correct Answer:
A. 19-8-15-18-20
Explanation:
Each letter is replaced by its position in alphabet (A=1, B=2... Z=26). SHORT = 19-8-15-18-20