Please help fast I’d really appreciate it

Step-by-step explanation:

a) You need a high degree of precision and accuracy to machine the gears because of what the device is meant to do: time-keeping.

b) You only need a fair degree of accuracy here for matching purposes.

c) Since you're measuring with a tape measure, you only need a fair amount of accuracy.

i got 86 for this

hope this !

if you need an explanation just ask

step-by-step explanation:

first you will have to convert 3/4 into a decimal

which is .75

then you will have to divide 1.5 by .75

which is 2

no you have to divide