Staff Selection Commission Quantitative Aptitude — Question 75

Question

A number when divided by 5 leaves remainder 3. What is the remainder when its square is divided by 5?

1. 1
2. 2
3. 3
4. 4

Correct answer

D — 4

Explanation (English)

Number = 5k+3, Square = 25k2+30k+9, Remainder when divided by 5 = 4

More Quantitative Aptitude questions

• Arithmetic — Launch Set Q1: What is 11 + 6?
• Arithmetic — Launch Set Q2: What is 12 + 7?
• Arithmetic — Launch Set Q3: What is 13 + 8?
• Arithmetic — Launch Set Q4: What is 14 + 9?
• Arithmetic — Launch Set Q5: What is 15 + 10?
• Arithmetic — Launch Set Q6: What is 16 + 11?

Practice 1000+ more questions like this

TestPod AI has hand-curated previous-year-questions for SSC, RRB NTPC, IBPS PO, SBI Clerk, and more — with AI explanations in Tanglish, Hinglish, and English.

Download TestPod AI on Google Play