Can somebody help me?

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

17 in long 1.3 ft wide and 8in high what is the volume

Divide. write in the simplest form. 4 1/6 divided by 10