7.3k views
0 votes
a pair of designer sneakers was purchased for $120 since they were purchased their price has increased by 15% what is the new priceHow to do the multiplication 1.15 x 120

1 Answer

4 votes

Solution

Original cost price = $ 120

Percentage increase = 15%

New Price calculation ; Method 1

Find 15% of $120 and add the result to $120


\begin{gathered} (15)/(100)*120=18 \\ \\ \Rightarrow18+120 \\ \Rightarrow138 \end{gathered}

New Price = $138

New Price calculation ; Method 2

Add 15% to the standard percentage ( 100 % ) .

This will give 115%

Find 115% of $120

This will give direct answer.


(115)/(100)*120=1.15*120=138

New Price = $138

NOTE : If price decrease , you will carry out a subtraction process.

It means , in method 1 , you will find 15% of $120 and subtract the result from $120 to get new price.

It also means that , in method 2, you will find 85% of $120 and get the direct answer.

User Yavuzkavus
by
8.2k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories