Debbie set up 21 chairs in 30 minutes. how many chairs could she set up in 4 hours

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?

Which compound inequality could be represented by the graph?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show