Cayden has several screws on a scale, and the scale reads 80.955. Cayden adds 1 more screw, and the scale reads 84.81What is the mass of the last screw Cayden adds?

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asked May 21, 2019 189k views

2 Answers

Derby · Answer 1 · 2019-05-28T02:00:05+0000

Let the mass of the screw Cayden added be = x

The initial reading of the scale = 80.955

After adding 1 more screw, scale reads = 84.81

So, the mass of the screw that was added =
84.81-80.955=3.855

Hence, the last screw had a mass of 3.855