Answer:
The lens
Step-by-step explanation:
The lens of the eye is a biconvex, transparent structure of the eye that helps in refraction along with the cornea.
Hope this helps!!
Answer:
There are 604,800 possible permutations.
Step-by-step explanation:
The order in which the digits are chosen is important, which means that the permutations formula is used to solve this question.
Permutations formula:
The number of possible permutations of x elements from a set of n elements is given by the following formula:

In this question:
7 digits from a set of 10(10 digits to 0-9). So

There are 604,800 possible permutations.
Answer:
8w+5
Step-by-step explanation:
8*w=8w
8w+5
Answer:
Think its B. but if not it should be E.
Step-by-step explanation:
Answer:
D: 10 laps in 215 seconds
Step-by-step explanation:
86/4 = 21.5 seconds per lap
I went through and multiplied each lap number by the time per lap and the last one, D is the right answer!
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