KAPLAN Q BANK 1525852

I got lucky on the answer but I’m very confused on how they got .4 in the formula below… this represents income received…. Wouldn’t it be .10 as that’s the dividends received?

Please help. Thank you all

I got lucky on the answer but I’m very confused on how they got .4 in the formula below… this represents income received…. Wouldn’t it be .10 as that’s the dividends received?

Please help. Thank you all