Amy sold 45 books at £1.40 each
32 bracelets at £1.50 each
some badges at 90p each
She got a total of £179.40
Work out how many badges Amy sold.
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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 : )

about 0.75 hours

step-by-step explanation:

divide the numbers

step-by-step explanation: