Kuis Cerdas Cermat Quiz #2

The correct answer is 10 because 4 plus 6 equals 10.

The given expression is (2+3)-1=4. When we solve this expression, we first add 2 and 3 which gives us 5. Then we subtract 1 from 5, resulting in 4. Therefore, the statement "hasil dari (2+3)-1=4" is true.

Whales are mammals, not fish. Unlike fish, whales do not have gills and do not breathe through their gills. Instead, they have lungs and breathe air, just like humans. They come to the water's surface to breathe through a blowhole located on the top of their heads. Therefore, it is false to say that whales breathe using gills.

JK Rowling is the correct answer because she is the author of the Harry Potter book series. She wrote the books under the pen name JK Rowling and gained worldwide recognition for her work. Her books have been extremely popular and have been adapted into successful movies. Daniel Radcliffe, Emma Watson, and Tom Riddle are all characters from the Harry Potter series, not the author.