Change in value = 87 - 42 = 45
percentage change = 45/42 x 100 = 107%
Answer:
Step-by-step explanation:
This is the Difference of Squares: .
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Answer:
0.4
Step-by-step explanation:
Probability = Favourable Outcomes / Total Outcomes
Probability (Blue socks drawn out) = Blue Socks pairs / Total Socks pairs
6 / ( 5 + 6 + 3 + 1 )
= 6 / 15
= 0.4
18 - n = n - 4
18 + 4 = n + n
22 = 2n
22/2 = n
11 = n <==