turkey-yks 2023 Q21

turkey-yks · Other · yks-tyt Probability Definitions Combinatorial Counting (Non-Probability)
The campaigns at stationery stores $A$ and $B$, which have the same prices for the same type of products, are as follows.
  • At stationery store A, when a backpack is purchased, a pen case is sold at half price.
  • At stationery store B, when 2 of the same type of product are purchased, a 40\% discount is applied to the 2nd product.

Ege and Deniz took advantage of stationery store A's campaign and each bought one backpack priced at 300 TL and one pen case priced at 120 TL.
If Ege and Deniz had each bought one backpack and one pen case of the same type from stationery store B, how much less would the total amount they paid be compared to what they paid to stationery store A?
A) 30 B) 36 C) 42 D) 48 E) 54 
The campaigns at stationery stores $A$ and $B$, which have the same prices for the same type of products, are as follows.

\begin{itemize}
\item At stationery store A, when a backpack is purchased, a pen case is sold at half price.
\item At stationery store B, when 2 of the same type of product are purchased, a 40\% discount is applied to the 2nd product.
\end{itemize}

Ege and Deniz took advantage of stationery store A's campaign and each bought one backpack priced at 300 TL and one pen case priced at 120 TL.

If Ege and Deniz had each bought one backpack and one pen case of the same type from stationery store B, how much less would the total amount they paid be compared to what they paid to stationery store A?

A) 30
B) 36
C) 42
D) 48
E) 54
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