Rani is shorter than Sita. Tina is shorter than Uma. Uma is shorter than Rani. Which of the following lists the four girls from tallest to shortest?

Sita, Rani, Uma, TinaCorrect answerYour answerSita, Uma, Rani, TinaCorrect answerYour answerRani, Sita, Uma, TinaCorrect answerYour answerSita, Rani, Tina, UmaCorrect answerYour answer

Show the answer and explanation

CorrectNot quiteAnswer A

Correct answer: A

'Rani is shorter than Sita' means Sita > Rani.
'Uma is shorter than Rani' gives Rani > Uma, and 'Tina is shorter than Uma' gives Uma > Tina.
Joined: Sita > Rani > Uma > Tina.

Worth noting

Every clue here is written with 'shorter', so the second name is the taller one. Rewrite each clue as 'taller > shorter' before joining.

Concept: Rewriting 'shorter than' clues into one chain
Typical timeTypical: 40 s
Your timeYours: —

The rule this testsOrdering by comparison

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Ten questions from Ranking and Ordering, at your own pace.

Rani is shorter than Sita. Tina is shorter than Uma. Uma is shorter than Rani. Which of the following lists the four girls from tallest to shortest?

Explanation