Systematic Ordering

Systematic Ordering

Logically find out something based on the condition.

LOGICALLY TRY AND SOLVE THE PROBLEM

Know the sequence of numbers

Sequence of natural numbers 1, 2, 3, 4, 5………..

Sequence of odd numbers 1, 3, 5, 7, 9…………….

Sequence of even numbers 2, 4, 6, 8, …………

Sequence of square numbers 1, 4, 9, 16, 25 ………….

Sequence of prime numbers 2, 3, 5, 7, 11 …………

Multiples (Multiples in 2) 2, 4, 6, 8, 10 ……………

Multiples is 4          4, 8, 12,16……………

Add the same number and set a successive Numbers 1, 4, 7, 10………

Subtract the same number and set a successive Numbers 37, 32, 27, 22…….

Multiple the same number and set a successive Numbers 1, 3, 9, 27…………..

Divide the same number and set a successive Numbers 64, 32, 16…….

LET’S GIVE NUMBERS TO THE ENGLISH ALPHABLET.

Example 2.9

(i) If CAT is 24 [ 3 + 1 + 20 ],

Then BAT is 23 [ 2 + 1 +20 ]

(ii) If BOY is 21525 [2 15 25],

Then GIRL is 791812 [ 7 9 18 12 ]

(iii) If PEN is 35 [16 + 5 + 14 ]

Then PENCIL is 59[16+5+14+3+9+12]