**Solution**

• The given hex number = (17E.F6)16

• The binary equivalent = (0001 0111 1110.1111 0110)2

= (000101111110.11110110)2

= (101111110.1111011)2

• The 0s on the extreme left of the integer part and on the extreme right of the fractional part have been omitted.

• The given binary number = (1011001110.011011101)2 = (10 1100 1110.0110 1110 1)2

• The hex equivalent = (0010 1100 1110.0110 1110 1000)2 = (2CE.6E8)16