The price of an item has risen to $120 today. Yesterday it was $40. Find the percentage increase.
2 answers:
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<u>Answer:</u>
24
<u>Step-by-step explanation:</u>
Let the number we are looking for = .
∴ According to the question:
÷ 8 = 3
• Multiply both sides by 8: = 8 x 3
= 24