A collection of nickels, dimes, and quarters totals $3.85. There are 45 coins in the collection. If there are 4 times as many dimes as quarters, find the number of nickels, dimes, and quarters in the collection.

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )

idk

step-by-step explanation:

1st part is 64,000,000

2nd part 500,000

step-by-step explanation:

you just switch the numbers basically so it would be 3/17