You can learn certain statistics with it or you can learn how to do things with it such as a calculator
According to (P)arenthesis (E)xponets (M)ultiply (D)ivide (A)dd (S)ubtract, it would be (1 / 7).
Their common factors are :1, 2 ,5 ,10
1 Millimeter is the answer I hope this helps you.
Answer is 1.6 pounds
.02 is not big enough to round up, so round down