Find the measure of each marked angle.
A. 60° and 120°
B. 45° and 135°
C. 90° and 270°
D. 45° and 55°
Answer: B
Mathematics
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Solve the application problem.A water tank can be filled in 6 minutes and emptied in 8 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
A. 
min
B. 24 min
C. 
min
D. 3
min
Mathematics
Write the decimal number in words.4.389
A. four and three hundred eighty-nine hundredths B. four and three hundred eighty-nine tenths C. four and three hundred eighty-nine thousandths D. four and three hundred eighty-nine millionths
Mathematics
Write each mixed number as an improper fraction.11
A. 12
B. 
C. 
D. 
Mathematics
The instrument used to construct circles and arcs is the:
Fill in the blank(s) with the appropriate word(s).
Mathematics