Can the values be added or subtracted? If one value needs to be converted to another, describe the conversion.

32.8 kg + 64.3 km

A.
The values cannot be added because one is measuring area and the other is measuring distance.

B.
The values can be added without making a conversion of units because they both measure mass.

C.
The values can be added after making a conversion of units because they both measure mass.

D.
The values cannot be added because one is measuring mass and the other is measuring distance

Question

Can the values be added or subtracted? If one value needs to be converted to another, describe the conversion. 

32.8 kg + 64.3 km
 
 A.
The values cannot be added because one is measuring area and the other is measuring distance.
 
 B.
The values can be added without making a conversion of units because they both measure mass.
 
 C.
The values can be added after making a conversion of units because they both measure mass.
 
 D.
The values cannot be added because one is measuring mass and the other is measuring distance

anonymous · Answer

one of the quantities measures mass and one measures distance.

kg-mass
km-distance
the two cannot be added as they are different quantity types
This help?