Jenny has a total of 17 dimes and quarters in her piggy bank. if the coins are worth $2.45, how many quarters does she have

5 quarters.

Step-by-step explanation:

Let d represent number of dimes and q represent number of quarters.

We have been given that Jenny has a total of 17 dimes and quarters in her piggy bank. We can represent this information in an equation as:

We are also told that value of all coins is $2.45. We can represent this information in an equation as:

From equation (1), we will get:

Upon substituting this value in equation (2), we will get:

Therefore, Jenny had 5 quarters.

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

hard

step-by-step explanation: