Is the 8 with the problem?
Distance to the star in light years = 3 * 0.62 * 9.5 * 10^12 = 1.767 * 10^13 miles
dividng this by 17,000 gives 1.039411765 * 10^9 hours
Answer: Option C.
Step-by-step explanation:
The volume of a sphere can be calculated with this formula:

Where "r" is the radius.
You can observe in the figure that the value of the radius of this sphere is:

Then you can substitute this radius into the formula
.
Therefore, the volume of the sphere shown in the figure is:


Answer:
Oldi is best value
Step-by-step explanation:
<u>Lidal</u>
8 rolls for £3.76
72 rolls for £3.76*9= £33.84
<u>Oldi</u>
9 rolls for £4.14
72 rolls for £4.14*8= £33.12
Oldi offers better price for 72 rolls