Hello pls dont answer if you dont know just comment but if you know pls answer ASAP

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

In what organelle does photosynthesis take place?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling