Limited-time offerGet up to 75% OFFGrab the offer
Ratio and Proportion · UPSC CDS/OTA · Question 43 of 51

Ratio and Proportion: If A : B = 3 : 4, B : C = 5 : 7 and C : D = 8 : 9 then A : D is equal to

Step-by-step solution. Ratio and Proportion for UPSC CDS/OTA.

Topic
Ratio and Proportion
Subject
Mathematics
Difficulty
Medium
Solve Time
45-60 sec

Solved UPSC CDS/OTA Question

A solved UPSC CDS/OTA PYQ - decoded step-by-step.

Solve it the standard way once - then learn the shortcut.

Q · Ratio and ProportionMedium · 45s

If A : B = 3 : 4, B : C = 5 : 7 and C : D = 8 : 9 then A : D is equal to

TopicRatio and Proportion
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min

Step-by-Step Solution

The complete worked solution.

Every step explained - no skipped algebra.

Solution illustration 1
Final Answer: Option D - 10 : 21
Solve Question✦ Build Plan
If A : B = 3 : 4, B : C = 5 : 7 and C : D = 8 : 9 then… - Ratio and Proportion (Mathematics) Solved Question