7. A metal container full of water weighs ​\( \frac{84}{3} \)​ pounds. lf the weight of the water in the container weighs ​\( \frac{47}{2} \)​, pounds, what is the weight of the metal container?

A. 6​\( \frac{1}{2} \)​ pounds
B. 4​\( \frac{1}{2} \)​ pounds
C. 9​\( \frac{5}{6} \)​ pounds
D. 18​\( \frac{1}{6} \)​ pounds

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8. Convert the fraction ​\( \frac{9}{16} \)​ to a decimal.

A. 3.652
B. 1.778
C. 0.8325
D. 0.5625

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9. An automated assembly line installs a clutch to the transmission of an automobile. lf the assembly line can install 6 clutches every 15 minutes, how many clutches are installed in an 8-hour workday?

A. 90
B. 48
C. 192
D. 120

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