Skip to main content

Aptitude Day 79


Ratio and Propagation:

 1. If 143 is divided into 3 parts, proportional to 1/2: 1/3: 1/4, then the middle part is:

 Solution:
             1/2: 1/3: 1/4
             6:4:3
             Total parts= 13
             The middle part is (143)4/13
                                        = 11*4
                                        = 44.

2. If 81 is divided into 4 parts proportional to 3, 6, 7 and 11 then the second smallest part is:

Solution:
              Total parts = 27.
              The second smallest part is (81)6/27
                                                      = 18.        

Comments

Post a Comment

Popular posts from this blog

Aptitude Day 47

Problem On Numbers 1. Three numbers are in the ratio 1:2:3 and their average is 180. What's the largest number? Solution:                 Let the numbers be x, 2x and 3x.                 x+2x+3x = 180                          6x = 180                            x = 30                The largest number is 3x = 90. Problem to solve: Three numbers are in the ratio of 4:2:3 and their product is 648. Find the smallest number. 
Post a Comment
Read more

Vocabulary Day 21

Stammer Thesaurus: Verb : stutter in speech, speak haltingly, speech defect           halt, hesitate, pause, stop, sputter... Antonyms : say quickly, pronounce, enunciate... Example sentences: ·          He was stammering when the teacher caught him red-handed. ·          One should avoid the stammering while delivering a speech. 
Post a Comment
Read more