Sam has quarters and dimes in his piggy bank. He counted 37 coins that added up to $5.50. a. Write a system of equations that represents this problem. how many of each coin does he have?​

What is the result of converting 60 ounces to pounds remember there are 16 ounces in a pound

Which of the following will form the composite function?

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!