Answer:
The number is 10.
Step-by-step explanation:

Answer:
$36
Step-by-step explanation:
3*4=12
12*3=$36
Answer:
15,219.90
Step-by-step explanation:
.88 rounded to the nearest tenth would be 90. 8 is closer to 10 than 0 therfore you round up to .90
0 would represent the ground level. If the hole goes 3 feet deep, and Joan wrote -3 feet, the it would mean 3 feet below 0 (the surface/ground)
hope I helped!
Answer:
Yea sure its 102.5meters squared