Answer
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Step-by-step explanation
We are asked to provide a suitable measurement unit in US customary units and the metric units that will be appropriate to describe some quantities,
a. The volume of water and a full bathtub
The US customary units for the volume of a liquid is gallons.
The SI unit on the other hand is cubic meters.
b. The length of a swimming pool
The US customary units for length of something as long as a swimming pool is feet or yards.
The SI unit on the other hand is meters.
c. The weight of a slice of bread
The US customary units for weight of something as light as the slice bread is ounces (oz) and in some heavy cases, the pounds (lb) is used.
The SI unit on the other hand is grams or kilograms.
d. The volume of a slice of bread
The US customary unit for the volume of a solid like bread is cubic inches.
The SI unit on the other hand is cubic meter too.
e. The weight of a ship
The US customary units for weight of something as heavy as a ship is pounds (lb) or in really heavy cases, tons is used.
The SI unit on the other hand is kilograms.
f. The length of an ant
The US customary units for length of something as small as an ant is inches.
The SI unit on the other hand can be millimeter, centimeter and meter.
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