What is 0.0000003105 in scientific notation?

A+4b=-4, a+10b=-16 linear equation

1. If it takes 4 hours to travel 208 miles, how many hours would it take to travel 364 miles?

Renting a movie from a redbox costs $1.29 each night, plus a one-time fee of $o. 50. how much would it cost to rent a movie for 3 night? how much does it cost for 10 nights?

Asia is buying some CDs. The equation below shows the relationship between x, the number of CDs she buys, and y, the cost. 3. How many CDs can Asia purchase for $30?

3x^-4x-5) - 3 (5x^-2x+1)

Find the product. List the units. 8 h $9/h

Which is greater. 8 or 5/6

3x^3 - 2y^-6x^2y^2+xy for x=2/3 and y=1/2

Is 5 pounds of apples. for $4.25 better deal then 8 ponds for $6.56

Ashley stacking two boxes on the shelf the bottom box measures 6 inches times 12 inches of the top box is a Q with one edge measuring 4 inches what is the volume of the stack