Mathematics · Ratios, Proportions & Percentages · page 14 of 16
Ratio and Proportion MCQs with Answers
Timed quizzes, instant results, track your progress — free
Practice these MCQs in the appRatio and Proportion MCQs (131–140)
10 MCQs with answers and a short one-liner. Hide answers to test yourself.
Past paper MCQs in this chapter · See all past papers
Answers and one-liners are hidden. Tap an option to check that question, or show all.
- 131.
91 decreased in the ratio $5:7$ becomes?
- 132.
The ratio of two numbers is $5:6$, and their LCM is $480$; then their HCF is:
- 133.
If $2 : 5 = 6 : x$, what is the value of $x$?
- 134.
If $a : b = c : d$, then $a : c = b : d$. This is the theorem of .
- 135.
If $a:b$, what is $a$ called?
- 136.
If $2A = 3B = 4C$, then $A : B : C$ is:
- 137.
If $2 : 7 :: 44 : x$, then $x$ is equal to ?
- 138.
In a school of 1200 students, the teacher-to-student ratio is $1:15$. It increases to $3:40$. How many teachers joined?
- 139.
Past Paper MCQ
A photograph measuring $5.5$ cm by $9$ cm is enlarged in the ratio $7:5$. What is the new length and width of the picture?
- 140.
Find the value of $76$ increased in the ratio $5:2$.