 
<translate> Tsire-tsire na hibiscus na biyu yana da furanni 2 x 2 = 4. Tsire-tsire na hibiscus na uku yana da furanni 4 x 4 = 16. Ƙara furanni na farko na tsire-tsire na hibiscus, Mario yana da jimlar 2 + 4 + 16 = furanni 22. Amsar ƙarshe: 22. <eng> The second hibiscus plant has 2 x 2 = 4 flowers. The third hibiscus plant has 4 x 4 = 16 flowers. Adding the first hibiscus plant’s flowers, Mario has a total of 2 + 4 + 16 = 22 flowers.
The final answer: 22. 