Answer: 1 is not a perfect square. 3 is the only prime number one less than a square.
9 chairs because 2 to 4 is equal to 1/2 and half of 18 chairs is 9
Answer: 3.5L
Step-by-step explanation:
1000 Ml = 1L
3500 Ml = 3.5L
Answer:

Step-by-step explanation: