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I am Lyosha [343]
3 years ago
13

2. For which equation is y = 7 a solution 2 &. 3 Which is a equation

Mathematics
1 answer:
salantis [7]3 years ago
4 0

Answer:

equation b ............

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Flip 10000 fair coins. You are offered a 1-1 bet that the sum is less than 5000. You can bet 1, 2, ..., 100 dollars. How much wi
insens350 [35]

Answer:

Step-by-step explanation:

Given that 10000 times a fair coin is flipped. Since fair coin prob for head of tail =0.5

If tail comes it will be taken as 1.  Hence for the sum to be less than 5000, no of heads <5000

Since trials are large we approximate to normal with mean = np = 5000 and variance = np(1-p) = 2500

Thus no of heads x is normal with (5000, 50)

P(X

Since this prob is less than 0.5 only minimum amount to be bet i.e. 1 dollar

If sum of coins <5100, then Z = \frac{5100-5000}{50} =2

P(Z<2) = 0.9500

This time we can bet maximum of 100 dollars as probability is very high nearer to 1.

4 0
4 years ago
A recipe requires 3.5 teaspoons of sugar to make a tart. Which equation shows the number of teaspoons of sugar, y, needed to mak
GarryVolchara [31]
X=3.5y

look at it like this, you need 14 tarts so you need 3.5 teaspoons times 4. 14tarts=3.5(4)
6 0
3 years ago
How do you know how many places are in fifty million without writing the number in standard form
Sunny_sXe [5.5K]
The millions place is befor the second comma form left to right and fifty means tens place so skip to the left to times
Example:   

     ←LEFT        RIGHT→
tens place →50,000,000
                         ↑
                     Millions
7 0
4 years ago
Can someone help me with this question (Geometry) can you also explain!
galina1969 [7]

Answer: x = 56

It’s a supplementary angle

Step-by-step explanation:

It’s a supplementary angle if their measures add to 180 degrees

is the equation

2x + 68 = 180 degrees

2x = 180 -68

2x = 112

x = 112/2

x = 56

7 0
3 years ago
MO is twice as long as MN. NO=36cm. Find MO and NM. Can you solve this problem? If so, give the solution. If not, explain why no
larisa86 [58]
Here’s my answer assuming N bisects MO and this is all on a straight line

If this is helpful, please mark me brainliest. :)

3 0
4 years ago
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