Fast and Slow Clock Problems: 1 Technique, Key Terminology, and Shortcut Tricks

Описание: In this video, Mayank discusses techniques for solving problems involving fast and slow clock problems which are becoming increasingly common in competitive exams.

Fast and Slow Clocks
Get this Terminology – Important!!! @1:22
Fast and slow Refer to the Displayed Time @1:36
A watch which gains time uniformly is 5 minutes slow at 8’O clock in the morning on Sunday and is 5 minutes 48 seconds fast at 8 PM the following Sunday. When was it correct? @3:17
A clock is set right at 8 AM. The clock gains 10 minutes in 24 hours what will be the true time when the clock indicates 1 PM the following @7:14
How much inaccurate does a watch become per day, if its hands coincide every 64 minutes @10:38
The inhabitants of planet Mars measure time in Different hours and minutes from earth their day has 36 hours with each hour being 120 minutes. The dials of their clock show 36 hours. What is the angle between the hour hand and the minute’s hand of a Martian clock at 9:48? Angle around Martian point is 720 degrees @13:33
2 clocks A and B are now showing 3’o clock B is 2 mins /hour faster than clock A. How long will it take them to show the same time again? @18:10
1st clock gains 5 mins every 1 hour. 2nd clock loses 5 mins every 1 hour. After how many hours both will show same time again? @21:07
A clock loses exactly 20 minutes every hour. It is now showing 4:00 am and was correct at midnight. The clock stopped 4 hours ago, what is the correct time now? @22:30
Speed Problems @26:06
#Clocks #Martian #Coincide #Inaccurate #Indicates #Uniformly #Mechanical #Displayed #Terminology#Mayank #Examrace

Next Class: Speed Problems

This video will be useful for students preparing for entrance exams like JEE, SAT, ACT, GATE, GMAT, GRE.
Also aspirants preparing for examinations like Bank PO, SSC, NTSE, IAS CSAT will find the concepts in this video helpful.

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