Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 7 times as many dimes as nickels, and the value of the dimes is $2.60 more than the value of the nickels. How many nickels and dimes does Jamil have?
Choose one answer.
a. 28 nickels and 4 dimes
b. 3 nickels and 21 dimes
c. 4 nickels and 28 dimes
d. 5 nickels and 35 dimes Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 7 times as many dimes as nickels, and the value of the dimes is $2.60 more than the value of the nickels. How many nickels and dimes does Jamil have?
Choose one answer.
a. 28 nickels and 4 dimes
b. 3 nickels and 21 dimes
c. 4 nickels and 28 dimes
d. 5 nickels and 35 dimes @Mathematics

Question

Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 7 times as many dimes as nickels, and the value of the dimes is $2.60 more than the value of the nickels. How many nickels and dimes does Jamil have?
Choose one answer.
	 a. 28 nickels and 4 dimes	
	 b. 3 nickels and 21 dimes	
	 c. 4 nickels and 28 dimes	
	 d. 5 nickels and 35 dimes Jamil always throws loose change into a pencil holder on his desk and takes it out every two weeks. This time it is all nickels and dimes. There are 7 times as many dimes as nickels, and the value of the dimes is $2.60 more than the value of the nickels. How many nickels and dimes does Jamil have?
Choose one answer.
	 a. 28 nickels and 4 dimes	
	 b. 3 nickels and 21 dimes	
	 c. 4 nickels and 28 dimes	
	 d. 5 nickels and 35 dimes @Mathematics

anonymous · Answer

Solve the following for d and n:
{ 10d =5n + 260, d/n = 7 }
{ d = 28, n = 4 }

Answer is "a."