Tyler has a coin collection. He keeps 12 of the coins in his box, which is 10% of the collection. How many total coins are in his collection?

Simply 8x squared + 5(7x squared- x) - 2x =

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl