Hello, I have problems with the following questions. Please help me solve it!

2. Convert each IPv4 address in dotted decimal notation to binary, using the table provided below to convert each decimal number. 137.254.120.50 10.129.10.54 1 28 64 32 16 8 4 2 1 Power of 2 Bit Amount Remaining 4. Convert each IPv4 address in raw 32-bit format to dotted decimal notation, using the table provided below to convert each binary number. 11010001000011110000110110000110 11001100010011111100010111001000 Power of 2 1 28 64 32 16 8 4 2 1 Bit Cumulative Amount 6. For each example given in CIDR notation, indicate what its network identifier is, in binary. When doing so, use the table provided below to convert each octet to binary. 199.102.234.31/22 205.178.189.131/18 Power of 2 128 64 32 16 8 4 2 1 Bit Amount Remaining 8. For each example given, extract the network identifier and express it in dotted decimal notation. When converting from binary to decimal or vice-versa, use the tables provided below. 00001010011101110001011110101010 (25 bits for network identifier) 74.119.98.141/19 (Ctrl) 543216842 1 Power of 2 Bit Page 1 of 4 Cumulative Amount Power of 2 1 28 64 32 16 8 4 2 1 Bit Amount Remaining