Conduit Fabrication - Lessons 1

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A motor has several pieces of shim stock under one corner of its base to level it. They are 0.25 inch, 0.75 inch, 0.065 inch, and 0.010 inch in thickness. How thick is the total shim when they are stacked up? Select one: a. 0.825" b. 1.065" c. 1.070" d. 1.075"

d. 1.075"

A person is to install five devices each 6 / inches wide with 3 / inches between switches. How much space will be needed to mount these switches? Select one: a. 14" b. 34 3/8 " c. 38 5/8 " d. 48 3/8 "

d. 48 3/8 "

Multiply the following: a) 3/4 x 5/16 b) 3/32 x 1/4 c) 5/8 x 7/8

a) 15/64 b) 3/128 c) 35/64

Multiply the following mixed numbers and fractions: a) 8 1/2 x 2 3/8 b) 7 1/2 x 5 3/4 c) 1 5/16 x 3/32

a) 20 3/16 b) 43 1/8 c) 63/512

Change each of the following to improper fractions: a) 9 3/8 b) 6 2/5 c) 3 7/8

a) 27/8 b) 12/5 c) 21/8

Reduce the following fractions to their lowest terms: a) 15/65 b) 16/80 c) 12/16 d) 12/156 e) 5/10 f) 6/8

a) 3/13 b) 1/5 c) 3/4 d) 1/13 e) 1/2 f) 3/4

A person is working on a print drawn to a scale of / " = 1'. A room is 16 feet wide. What would this measure on the print? Select one: a. 2" b. 8" c. 16" d. 128"

a. 2"

When multiplying two fractions, multiply the numerator of one fraction by the ? of the second fraction. This product is placed over the product of the two denominators. Select one: a. denominator b. inverse c. numerator d. product

c. numerator

A piece of metal is 1.167 inch thick. How thick would it be if someone milled 0.012 off one side and 0.065 off the other side? Select one: a. 0.077" b. 1.090" c. 1.102" d. 1.155"

b. 1.090"

To multiply mixed numbers, you first convert to ? fractions. Select one: a. decimal b. improper c. mixed d. proper

b. improper

To reduce a fraction, divide the numerator and denominator by the ? . Select one: a. denominator b. numerator c. same number d. smallest fraction

d. smallest fraction


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