I believe when it's a fraction.
Um the answer is kinda hard to do cause the answer is 9.70e17, but i dont know how to do that in scientific notation.
Answer:
The minimum IQ score will be "126".
Step-by-step explanation:
The given values are:
Mean

Standard deviation

Now,
⇒ 
⇒ 
⇒ 
⇒ 


⇒ 

The first number will be 500
the second number will be 600
and the last number will be 990
Theorem: If two chords intersect within a circle, then the product of the lengths of the segments (parts) of one chord is equal to the product of the lengths of the segments of the other chord.
In oyur case,

Solve this equation to find x:

Answer: 6, choice B.