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olasank [31]
3 years ago
13

A survey of 100 people in New York City, NY found that.

Mathematics
1 answer:
S_A_V [24]3 years ago
7 0

Answer: 0.9

Step-by-step explanation:

\mathrm{Total \ sample \ space \ $=100$} \\\mathrm{Event \ $A = \ taking \ subway \ each \ day}$$P(A)=0.85$$Event $B=$ taking taxi $\because P(B)=0.6$$$P(A \cap B)=0.55$$

\begin{aligned}P(A \cup B) & \Rightarrow \text { Person taking either taxi/subway } \\&=P(A)+P(B)-P(A \cap B) \\&=(0.85-0.555)+(0.6-0.55)-0.55 \\&=1.45-0.55\\&\bf{=0.9} \end{aligned}

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Lina20 [59]
40x^2 - 20x

(10x-5)(2*2+4x-4)
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40x^2 - 20x
4 0
4 years ago
There are three monomials such that the greatest common factor of the first and second monomials is 2xy, and the greatest common
AlekseyPX

<span>let: m1 = 2xy a m2 = 2xy b m3 = 2x2y c since 2 and 3 have a common factor let b=2n m1 = 2xy a m2 = 2xy 2 n m3 = 2x2y c or simply m1 = 2xy a m2 = 2xy 2n m3 = 2xy 2c given that anc have no common factors</span>
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Anarel [89]

Answer:

15 3/4t^2 + 5 1/4

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We can add 400 then - 64 and show as 8^2

= h(t)=-16t^2+400 - 8^2  

But we also need to change 16t^2;

We divide 64 into 16 = 16/64 =0.25

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8 0
4 years ago
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4 0
3 years ago
Read 2 more answers
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Answer:

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Step-by-step explanation:

For ease, let's multiply these by 10,000.

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8 0
3 years ago
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