I think its Online banking but sorry in advance if its incorrect :)
Change it to exponential form:
log₄(x) = 2 ⇒ 4² = x = 16
Final answer: 16
Using your answers, object 1 = 394.33 cm³ and object 2 = 376 cm³.
If the objects fill at a rate of 1 cm³ per minute, it will take object 1: 394 minutes and object 2: 376 minutes.
Object 1 = 394 minutes
Object 2 = 376 minutes
Perimeter of a square = 20 feet = 4a
=>4a = 20
=>a = 20/4
=>a = 5 feet
Area of a square = a²
=>a² = 5²
=>a = 25 square feet