Ratio & Proportion Quiz
Practice quiz on Ratio & Proportion (Mathematics). 5 real exam questions.
About This Quiz
Ratio & Proportion Quiz — Questions with Solutions
All 5 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.What is the circumference of a circle with radius 14 cm (π = 22/7)?
- A.66 cm
- B.70 cm
- C.82 cm
- D.88 cm
Show answer
Answer: D. 88 cm
Circumference = 2πr = 88 cm.
Q2.Ratio a:b=2:3,b:c=4:5 ⇒ a:c?
- A.8:15
- B.6:7
- C.4:15
- D.10:15
Show answer
Answer: A. 8:15
a=8,c=15.
Q3.Which ratio is equivalent to 3:5?
- A.6:10
- B.9:12
- C.12:22
- D.15:20
Show answer
Answer: A. 6:10
3:5 multiply by 2 → 6:10
Q4.If the perimeter of a square is 64 cm, what is its area?
- A.64 cm²
- B.128 cm²
- C.256 cm²
- D.512 cm²
Show answer
Answer: C. 256 cm²
Side = 16 cm ⇒ area = 256 cm².
Q5.If A : B = 4 : 5 and B : C = 6 : 7, find A : C.
- A.24 : 35
- B.20 : 35
- C.30 : 35
- D.28 : 35
Show answer
Answer: A. 24 : 35
Make B common (LCM 30): A:B = 24:30, B:C = 30:35 ⇒ A:C = 24:35.
Frequently Asked Questions
Is Ratio & Proportion Quiz free to attempt on AajExam?
Yes. Ratio & Proportion Quiz is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.
How long does it take to complete Ratio & Proportion Quiz?
Ratio & Proportion Quiz runs on a 1-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.
Are detailed solutions provided?
Yes. Every question on Ratio & Proportion Quiz ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.
Can I attempt Ratio & Proportion Quiz multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
Ratio & Proportion questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.