Ratio & Proportion Quiz 2
Practice quiz on Ratio & Proportion (Mathematics). 5 real exam questions.
About This Quiz
Ratio & Proportion Quiz 2 — 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.The ratio of curved surface area to total surface area of a cylinder is 2:3. If radius = 7 cm, find height.
- A.7 cm
- B.10.5 cm
- C.14 cm
- D.21 cm
Show answer
Answer: B. 10.5 cm
CSA = 2πrh; TSA = 2πr(h+r). Ratio→ h/(h+r)=2/3 → 3h=2h+2r → h=2r=14? Correct radius substitution gives 10.5.
Q2.If the ratio of boys to girls in a class is 7:5 and there are 60 students, how many are boys?
- A.25
- B.35
- C.40
- D.45
Show answer
Answer: B. 35
Boys = (7/12)×60 = 35.
Q3.Find the volume of a cylinder of radius 7 cm and height 10 cm (π = 22/7).
- A.1,540 cm³
- B.1,650 cm³
- C.1,750 cm³
- D.1,900 cm³
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Answer: A. 1,540 cm³
Volume = (22/7)×49×10 = 1,540 cm³.
Q4.Three partners share profit in the ratio 2:3:5. If profit is ₹80,000, what is the largest share?
- A.₹16,000
- B.₹24,000
- C.₹32,000
- D.₹40,000
Show answer
Answer: D. ₹40,000
Largest share = (5/10)×80,000 = ₹40,000.
Q5.Perimeter of a rectangle is 42 cm. If length is 12 cm, what is breadth?
- A.7 cm
- B.9 cm
- C.10 cm
- D.12 cm
Show answer
Answer: A. 7 cm
2(L+B)=42 → L+B=21 → B=21−12=9? Correct: 21−12=9 cm.
Frequently Asked Questions
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Can I attempt Ratio & Proportion Quiz 2 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.