Subject :IMO Class : Class 4
How many possible combinations of 1 bird and 1 tree can be made from 3 birds and 4 trees?
A9
B10
C8
D12
o. of combinatios=3x4=12
How many possible combinations of 1 bird and 1 tree can be made from 3 birds and 4 trees?
A9
B10
C8
D12