Apples sell for $1.90 per pound, and bananas sell for $0.75 per pound. Troy bought some apples and some bananas. Together they weighed 3.8 pounds, and cost $5.84.

Let a represent the number of pounds of apples Troy purchases.

Which expression represents the number of pounds of bananas he purchases?

A.

a – 3.8

B.

3.8 – a

C.

3.8a

D.

a + 3.8

Question

Apples sell for $1.90 per pound, and bananas sell for $0.75 per pound. Troy bought some apples and some bananas. Together they weighed 3.8 pounds, and cost $5.84.

Let a represent the number of pounds of apples Troy purchases. 

 

Which expression represents the number of pounds of bananas he purchases?
	
	
 
A.
	

a – 3.8
	
 
B.
	

3.8 – a
	
 
C.
	

3.8a
	
 
D.
	

a + 3.8

anonymous · Answer

First you must make an equation which represents the weight of the bananas:
(a represents apples, b represents bananas)
a+b=3.8
b=3.8-a

anonymous · Answer

Thank You!!