Correct each number to 3 significant figures and 3 decimal places:

1. 2.7846
2. 0.1572
3. 3.2094
4. 0.07325
5. 0.15076
6. 0.02039
7. 0.78101
8. 3.2994
9. 254.1627
10.0.0009258
11. 7.8196
12. 0.009638

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.