Skip to main content

Aptitude Day 290

Problems to solve on Trains: 

1. A train 400 m long is running at a speed of 162 km/hr. If it crosses a bridge in 30 seconds, then the length of the bridge is:


2. A train runs at a speed of 126 km/hr and crosses a 350 m platform in 20 seconds. What’s the length of the train?

Comments

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. 

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.