Science Subjects Memory Code

കുലീന ലോഹങ്ങള്‍ .

Code: വെള്ളിയാഴ്ച സുവര്‍ണ്ണ ഫ്‌ളാറ്റില്‍ വരും (വെള്ളി, സ്വര്‍ണ്ണം, പ്ലാറ്റിനം).
ദ്രാവകാവസ്ഥയിലുള്ള ലോഹങ്ങള്‍ .

Code: MG ഫ്രാന്‍സിസ്‌ (മെര്‍ക്കുറി, ഗാലിയം, ഫ്രാന്‍സിയം, സീസിയം).
ഭൂമിയില്‍, പ്രപഞ്ചത്തില്‍, അന്തരീക്ഷത്തില്‍ ഏറ്റവും കുടുതലുള്ള മൂലകങ്ങള്‍ .

Code: BO PH AN (B - ഭൂമിയില്‍ O -ഓക്‌സിജന്‍, P - പ്രപഞ്ചത്തില്‍ H -ഹൈഡ്രജന്‍, A - അന്തരീക്ഷത്തില്‍ N -ന...

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Shortcut tricks on boats and streams are one of the most important topics in exams. These are the formulas and examples on Boats and Streams (Cyclist and the wind or Swimmer and stream) questions. These examples will help you to better understand shortcut tricks on boats and streams questions.


There are multiple types of questions asked from these topics. The speed of the boat in still water and the speed of stream will give in questions, You have to find the time taken by boat to go upstream and downstream. .
The speed of the boat in up and down stream will give in question,  you need to find the average speed of the boat.
The speed of boat to go up or down the stream will give in question, you need to find speed of boat in still water and speed of stream.
The time taken by boat to reach a place in up and downstream will given in question, you need to find the distance to the place.

LINE_F...

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What is the divisibility by 2 Rule?.
Even numbers are multiples of 2. A number is even if ends in 0,2,4,6, or 8.
What is the divisibility by 3 rule?.
A number is divisible by 3 if the sum of its digits is divisible by 3.
372, for instance, is divisible by 3 since sum of its digits (3+7+2) is 12. And 12 is divisible by 3.
What is the divisibility by 4 rule?.
A number is divisible by 4 if the number\'s  last two digits are divisible by 4.
9,312, for instance, is divisible by 4 since its last 2 digits are 12. And 12 is divisible by 4.
What is the divisibility by 5 rule?.
A number is divisible by 5 if its last digit is a 0 or 5.
What is the divisibility by 6 rule?.
Since 6 is a multiple of 2 and 3, the rules for divisibility by 6 are a combination of the rule for 2 and the rule for   3.
Divisibility by 8 Rule.
A number passes the test for 8 if the las...

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