Question

the price of a notebook has risen to $4.00 today. yesterdays price was $3.50. find the percentage increase. round your answer to the nearest tenth of a percent.

Explanation:

Step1: Calculate price increase

$\$4.00 - \$3.50 = \$0.50$

Step2: Divide by original price

$\frac{0.50}{3.50}$

Step3: Convert to percentage

$\frac{0.50}{3.50} \times 100\% \approx 14.2857\%$

Step4: Round to nearest tenth

Round $14.2857\%$ to $14.3\%$

Answer:

14.3%