Question 165
Find two repeater machines that will do the same work as a (× 81) machine.
Two repeater machines that do the same work as (× 81) are (× 34) and (× 92). Since, 3 and 9 arefactors of 81 . 81=3×3×3×3
Question 166
Find a repeater machine that will do the same work as a (× 18) machine.
Question 151
Find three repeater machines that will do the same work as a (×64) machine. Draw them. or describe them using exponents.
Question 159(i)
Find a single repeater machine that will do the same work as each hook-up.