Hello wants to be my mate 14yr old boy I am bored teens only

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

Whats the name of the vertical axis

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64