When the drill reaches a depth of -915 feet or lower, scientists have to add a special liquid to prevent 5
the hole from freezing over. If the research team drills – 50 feet per day, how many days will it take
6
to reach a depth of -915 feet?
V
What is a reasonable estimate for the number of days?
200 days
50 days
20 days
5 days
_915 -1,000 -50% -50
-1,000 = (-50) = ?

What is the product of the radical expression. (7-2square root) (8+2 square root)

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Write an introductory paragraph for this corrie ten boom and her family were faced with some difficult choices after hitler came to power. some family members paid the ultimate price. write a carefully thought-out paper of at least 200 words dealing with the following concepts: --how should a christian act when evil is in power? --what do you think it would be like to live in an occupied country? remember to proofread anything you write thoroughly.