Miss Maria is a middle school teacher, and she loves to collect sports cards. She has six decks with 25 basketball cards in each deck and five boxes with 40 baseball cards in each box. She keeps 50 cards and gives the remaining cards to her students. If her students got ten cards each, how many students does Miss Maria have?
There are 6 x 25 = 
<gadget id="calculator">6*25</gadget>
<output>150</output>
150 basketball cards.
And, there are 5 x 40 = 
<gadget id="calculator">5*40</gadget>
<output>200</output>
200 baseball cards.
Thus, Miss Maria has 150 + 200 = 
<gadget id="calculator">150+200</gadget>
<output>350</output>
350 sports cards.
She gave a total of 350 - 50 = 
<gadget id="calculator">350-50</gadget>
<output>300</output>
300 cards to her students.
Therefore, Miss Maria has 300/10 = 
<gadget id="calculator">300/10</gadget>
<output>30</output>
30 students.

<result>30</result>