The probability of spinning a green, spinning a purple, and then flipping a coin that lands on tails will be 0.02
<h3>How to calculate the probability?</h3>
From the information given, the probability of spinning a green, spinning a purple, and then flipping a coin that lands on tails will be calculated thus:
= 1/5 × 1/5 × 1/2
= 0.2 × 0.2 × 0.5
= 0.02.
Therefore, the probability is 0.02.
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To find the common ratio
divide by the previous numb/number beside it:
![\frac{9}{27}=\frac{1}{3},\:\quad \frac{3}{9}=\frac{1}{3},\:\quad \frac{1}{3}=\frac{1}{3}](https://tex.z-dn.net/?f=%5Cfrac%7B9%7D%7B27%7D%3D%5Cfrac%7B1%7D%7B3%7D%2C%5C%3A%5Cquad%20%5Cfrac%7B3%7D%7B9%7D%3D%5Cfrac%7B1%7D%7B3%7D%2C%5C%3A%5Cquad%20%5Cfrac%7B1%7D%7B3%7D%3D%5Cfrac%7B1%7D%7B3%7D)
so
Mercury: 87 24/25
Venus 224 7/10
Mars 686 49/50
All we need to do is to convert fractions so they have a denominator of 10, 100, 1000 etc.
87 24/25 = 87 96/100
224 7/10 stays the same
686 49/50 = 686 98/100
Now we can easily convert them into decimals:
Mercury: 87.96
Venus: 224.7
<span>Mars: 686.98</span>
Answer:
TC (A) = 40x , TC (B) = 500 + 20x
Step-by-step explanation:
Let the number of students be = x
Hall A Total Cost
Relationship Equation, where TC (A) = f (students) = f (x) 40 per person (student) = 40x
Hall B Total Cost
Relationship Equation, where TC (B) = f (students) = f (x) 500 fix fee & 20 per person (student) = 500 + 20x