1 - TeePeeSee 103 Flashcards
What determines the place value of a digit in a numeral?
A)
B)
C)
D)
its position in a numeral
An assembly line turns out parts at a rate of 250 parts an hour on average the line must be shut down for maintenance 20 hours a month. How much production is lost each month?
A)
B)
C)
D)
5,000 parts =20 x 250
An automatic machine requires servicing every 300 hours of operation. The last service was performed when the operation time indicator read 2,475. It now reads 2,642. How many hours remain before the next service?
A)
B)
C)
D)
133 hours =2,475 + 300 - 2,642
A water pipe leaks at a rate of 15 gallons now or how many hours remain before the next service is required?
A)
B)
C)
D)
7 days
An aluminum extrusion weighs 3 lbs/ft of length. How many feet can be extended from a 450 pound billet?
A)
B)
C)
D)
150 ft
An improper fraction is the numerator is always _______ the denominator?
A)
B)
C)
D)
Equal or greater than 1
The 1st step in adding and subtracting common fractions is to find their?
A)
B)
C)
D)
common denominator
What is the sum of 1/2 + 3/8 + 1/16?
A)
B)
C)
D)
15/16
5 identical machines cover a total of 32.5 ft2 of floor space. How much floor space is occupied by each machine?
A)
B)
C)
D)
6.5 ft2 =32.5 ft2 / 5
An automatic oiler holds 6 gallons of oil. It delivers out at a rate of 1.25 quarts an hour. How long will a full reservoir last?
A)
B)
C)
D)
19.2 hours 1 gal = 4 qts 6 gal x 4 qts = 24 qts 24 qts / 1.25 qts = 19.2 hours
Which of the following is not a decimal fraction?
A)
B)
C)
D)
1234
What is the denominator in the fraction 0.455?
A)
B)
C)
D)
1000
If you are subtracting 2 decimal fractions and one has more decimal places then the other. What should you do?
A)
B)
C)
D)
Add zeros to one fraction
If you multiply 3.82 x 5.6 which of the following is the correct answer?
A)
B)
C)
D)
21.392
Change 0.8752 to a common fraction?
A)
B)
C)
D)
875/1000 = 7/8