Find the Value of 16 3/4

What is the size of the matrix resulting from

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Jamie went to home depot. she bought 25 bags of soil that cost $9 per bag. she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each. she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jame pay at the end?