Problem $2$: Five restaurants

You have a choice between five restaurants that differ from each other regarding their food quality

$($measured in the number of stars $*$ the restaurant received in customer reviews, from one $-$lowest quality$-$ to five $-$highest$-)$ as well as their price.

Restaurant

Quality

Price

$1$

$***$

$$30$

$2$

$**$

$$25$

$3$

$*****$

$$50$

$4$

$****$

$$20$

$5$

$*$

$$5$

$3.$

Question $3$

How many restaurants are pareto$-$dominated?