Your answer should be cost<span>ó (or if I'm wrong, cuest</span>á<span> should be your answer)
El almuerzo cost</span><span>ó quince euros (This would work if you already have bought it)
or
El almuerzo cuest</span><span>á</span> quince euros (This would work if you still haven't bought it)
Answer:
"<u>Puedo</u> ir a la playa hoy?"
Explanation:
This translates to "Can I go to the beach today?".
I hope this helps! :)