BRAIN TEASERS FOR DUMMIES

Q: My skin is inexperienced and slippery, I've four legs and webbed ft, I hop on land and swim underwater, I love bugs and little fish to try to eat. What am I?e) You planted sunflower seeds with your back garden. Every day, the volume of bouquets doubles. If it requires 52 days to the flowers to fill the yard, what number of times would it get for