Answer:
C.1/2
Step-by-step explanation:
1/3 have siblings and 1/2 of those are girls
1/2 of the siblings are girls
Fundamental principle of counting
Answer:
y = 3
Step-by-step explanation:
Sides MQ and PQ have the same length, so:
12y + 7 = 43
12y = 36
y = 3
Answer:
8/21 = -2/7x
8*7x/21 = -2
56x/21 = -2
56x = -2*21
56x = -42
56x/56 = -42/56
<h2>X = -3/4 , -0.75</h2>
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
You can't square a negative number, so the number must be non real.