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Q:

x and y are two numbers such that their mean proportion is 16 and third proportion is 128. What is the value of x and y?

A) 8 and 16 B) 16 and 32
C) 8 and 32 D) 16 and 16

Answer:   C) 8 and 32



Explanation:
Subject: Ratios and Proportions - Quantitative Aptitude - Arithmetic Ability
Exam Prep: AIEEE , Bank Exams , CAT
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Answer & Explanation Answer: D) 20 : 42 : 25

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Answer & Explanation Answer: A) 10:7

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Answer & Explanation Answer: C) 21

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If 3/5 of x is equal to 4/9 of y, then what is the ratio of x and y?

 

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If p : q : r = 2 : 3 : 5, then what will be the ratio of (p + q + r) : (3p + q – r)?

 

A) 5 : 2   B) 10 : 17  
C) 9 : 4 D) 5 : 4
 
Answer & Explanation Answer: A) 5 : 2  

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Q:

Three triangles are marked out of a bigger triangle at the three vertices such that each side of each of the smaller triangles is one-third as long as each corresponding side of the bigger triangle. The ratio of the area of the three small triangles taken together to that of the rest of the bigger triangle is ?

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Answer & Explanation Answer: A) 1:2

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Answer & Explanation Answer: D) 1.2

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