First you have to find the measurement of the entire line,which will be equal x, than plug in in the equation between L and M
The answer is B lm 100% sure
Answer:

Step-by-step explanation:
Given
Represent Boys with B and Girls with G


Required
Find the probability or having 1 boy 2 girls
Since the order is not important, the probability is calculated as follows;

Substitute
for P(B) and P(G)



<em>Hence, the fractional probability is </em>
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Answer:
tally mark also called hash marks and they are a unary numeral system