Unless this is a very obscure riddle, the answer must be 25.62.
1 centimeter = 0.032808399 feet118 cm = 3.8713910761118 ft
There are 2.54 centimetres in one inch. Therefore, 1.18 inches is equal to 2.54 x 1.18 = 2.9972 centimetres.
There are 0.00001 hectometres in one millimetre.
One hectometre is equal to 100 x 100 = 10000 centimetres. Therefore, 0.276 hectometres is equal to 0.276 x 10000 = 2760 centimetres.