General Maths Puzzle General Ability General Knowledge

2,1=9
4,2=18
5,3=18
6,3=27
then
9,4=?

Read Solution (Total 1)

2-1=1*9=9
4-2=2*9=18
5-3=2*9=18
6-3=3*9=27
9-4=5*9=45
7 years agoHelpfull: Yes(1) No(0)

General Other Question

Present ages of Sameer and Anand are in the ratio of 10 : 8 respectively. Three years hence, the ratio of their ages will become 22 :18 respectively. What is Anand's present age in years? we hv rs 100,we should buy 100 things at rs.5,rs 0.75paise,rs 0.25paise,how can we buy?