general knowledge…

[dasari4kntr]

2 minutes ago, Spartan said:

63 = n x (n-2)

45

[dasari4kntr]

1 minute ago, dasari4kntr said:

45

4+4

5+5+5

6+6+6+6

9+9+9+9+9

[Spartan]

1 minute ago, dasari4kntr said:

45

4 + 4 =  4 (4-2) = 4x 2 = 8

5 + 5 =  5(5-2) = 15

6+ 6 = 6 (6-2) = 24

9 + 9 = 9(9-2) = 63

 

why not this way

[dasari4kntr]

1 minute ago, Spartan said:

4 + 4 =  4 (4-2) = 4x 2 = 8

5 + 5 =  5(5-2) = 15

6+ 6 = 6 (6-2) = 24

9 + 9 = 9(9-2) = 63

 

why not this way

correcte but just using + sign only..

[Spartan]

4 minutes ago, dasari4kntr said:

4+4

5+5+5

6+6+6+6

9+9+9+9+9

dentlo kuda, 4 is added 2 times.....5 is 3times,....similar ga 9 should be added 7 times kada...

why did he chose to do 5 times only.

 

[dasari4kntr]

1 minute ago, Spartan said:

dentlo kuda, 4 is added 2 times.....5 is 3times,....similar ga 9 should be added 7 times kada...

why did he chose to do 5 times only.

 

yup…pointee..

[8pm]

13 minutes ago, dasari4kntr said:

 

45

[dasari4kntr]

4 minutes ago, Spartan said:

dentlo kuda, 4 is added 2 times.....5 is 3times,....similar ga 9 should be added 7 times kada...

why did he chose to do 5 times only.

 

yup…your method also correct…lot of people answered the same…

 

[8pm]

47 minutes ago, dasari4kntr said:

 

Sutlej ?

[dasari4kntr]

7 minutes ago, 8pm said:

45

 

[dasari4kntr]

2 minutes ago, 8pm said:

Sutlej ?

 

[Spartan]

1 minute ago, dasari4kntr said:

 

madhyalo 7, 8 miss chesindi ga...

ame cheppina prakaram

7 = 28 4 times

8 = 40 5 times

9 = 54 6 times

[dasari4kntr]

Just now, Spartan said:

madhyalo 7, 8 miss chesindi ga...

ame cheppina prakaram

7 = 28 4 times

8 = 40 5 times

9 = 54 6 times

7 8 sequence manam anukuntunnam..question lo ledhu…

anyway seems these two methods are correct..lot of people divide between 45 and 63..

[8pm]

4 minutes ago, dasari4kntr said:

 

so sutlej

[dasari4kntr]

Just now, 8pm said:

so sutlej

yes…