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User from School
Subject :IMO    Class : Class 9

Ans 1:

from ,
Class :
Answer is 81 as we can see there is difference in numbers in table of 5

Ans 2:

from ,
Class :
Answer is 81 as you will add the multiples of 5 after each no. 6+5=11 11+10=21 21+15=36 36+20=56 56+25=81

Ans 3:

from ,
Class :
Answer will be 81 because the series continues with a progression of table of 5 6+5=11 11+10=21 21+15=36 36+20=56 Then the next number which will be added is 25 then our series will be 56+25=81

Ans 4:

from ,
Class :
6+5=11 ,11+10=21,21+15=36,36+20=56 next add 25 as by series than 56+25=81

Ans 5:

from ,
Class :
Answer is 81 as you will add the multiples of 5 after each no. 6+5=11 11+10=21 21+15=36 36+20=56 56+25=81

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