Bert decided to start exercising. The first day he jogged for 25 minutes. The next day he wanted to jog for 4 minutes more than the previous day. He wanted to continue increasing by the same amount like this for every one of the 30 days in April. How many minutes did he run on April 28?

Question 3 options:

a)

679 minutes

b)

835 minutes

c)

138 minutes

d)

133 minutes

The original price of her purchase was $65.

Step-by-step explanation:

From the information given, you know that $13 represents 20% of the original price and you can use a rule of three to find the value that represents 100%, which would be the original pice of her purchase:

$13 →  20%

 x   ← 100%

x=(13*100)/20

x=1300/20

x=65

According to this, the answer is that the original price of her purchase was $65.