This quiz works best with JavaScript enabled. Home > Unit V Mathematical Reasoning And Aptitude > Ratio And Proportion – Quiz 26 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Ratio And Proportion Quiz 26 (10 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is direct proportional? A) No. of pens and cost. B) No. of men and working days. C) No. of working hours per day and No. of working days. D) None of above. Show Answer Correct Answer: A) No. of pens and cost. 2. Do the ratios form a proportion? A) Yes, they form a proportion. B) No, they do not form a proportion. Show Answer Correct Answer: A) Yes, they form a proportion. 3. What is the value of n in $\frac{1}{5}=\frac{4}{n}$ A) 10. B) 15. C) 20. D) 25. Show Answer Correct Answer: C) 20. 4. What is the constant of proportionality in the equation 2y = 4x? A) 4. B) 2. C) $\frac{1}{2}$. D) $\frac{1}{4}$. Show Answer Correct Answer: B) 2. 5. If x$^{2}$, 4 and 9 are in continued proportion, find x. A) 4/3. B) 3/4. C) 5/3. D) 3/5. Show Answer Correct Answer: A) 4/3. 6. If a, b and c are in continued proportion, then which statement is incorrect: A) $b^2\ =\ ac$. B) $a\ =\frac{b^2}{c}\ ^{ }$. C) $b\ =\ ac$. D) $b\ =\ \sqrt{ac}$. Show Answer Correct Answer: C) $b\ =\ ac$. 7. On a set of blueprints for a new home, the contractor has established a scale that states 1 inch =10 feet. What is the actual length of the living room whose distance is 1.5 inches on the blueprints? A) 5 feet. B) 8 feet. C) 12 feet. D) 15 feet. Show Answer Correct Answer: D) 15 feet. 8. Which of the following is equivalent to 4:9? A) 8:16. B) 12:48. C) 16:36. D) 20:54. Show Answer Correct Answer: C) 16:36. 9. The cost of 40 meters of cloth is Rs 200. Find the cost of 50 meters of cloth. A) RS 240. B) RS 150. C) RS 250. D) RS 100. Show Answer Correct Answer: C) RS 250. 10. What is the use of (::)? A) To tell that this is a ratio. B) To tell that they are not in proportion. C) To tell that they are in proportion. D) None of these. Show Answer Correct Answer: C) To tell that they are in proportion. ← PreviousNext →Related QuizzesRatio And Proportion Quiz 1Ratio And Proportion Quiz 2Ratio And Proportion Quiz 3Ratio And Proportion Quiz 4Ratio And Proportion Quiz 5Ratio And Proportion Quiz 6Ratio And Proportion Quiz 7Ratio And Proportion Quiz 8Ratio And Proportion Quiz 9Ratio And Proportion Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books