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Elan Coil [88]
3 years ago
5

Suppose the probability of being in honors math is 0.30 and the probability of being in honors math and honors science is 0.20.

What is the probability of being in honors science if you are in honors math? a. 0.06 b. 0.5 c. 0.67
Mathematics
1 answer:
kaheart [24]3 years ago
4 0

Answer:

Option C) 0.67

Step-by-step explanation:

We are given the following in the question:

M: Maths honors

S: Science honors

Probability of being in honors math = 0.30

P(M) = 0.30

Probability of being in honors math and honors science = 0.20

P(M\cap S) = 0.20

We have to find the probability of being in honors science if you are in honors math.

We have to evaluate:

P(S|M) = \dfrac{P(M\cap S)}{P(M)} = \dfrac{0.20}{0.30} = 0.67

Thus, 0.67 is the probability of being in honors science if you are in honors math.

Thus, the correct answer is

Option C) 0.67

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A store sells T-shirts $10 each and jeans for $20 a pair. Anna spends $150 for T-shirts and jeans. she buys x T-shirts and y pai
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2 years ago
A clothes shop has some special offers.
castortr0y [4]

Answer:

The cost of 5 jumpers will be £ 58.40 (one more can be taken for free), the cost of 4 T shirts will be £ 9.60, and the total cost of the purchase will be £ 68.

Step-by-step explanation:

Since a clothes shop has some special offers, for which T-shirts are buy one get one free and jumpers are 3 for 2, and the normal price of a T-shirt is £ 4.80 and the normal price of a jumper is £ 14.60, to determine how much does it cost to get 5 jumpers and 4 T-shirts using this offer as appropriate, the following calculation must be performed:

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6 0
2 years ago
1/250 : 2 = 1/150 : x
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Answer:

x= 10/3

Step-by-step explanation:

1/250 : 2 = 1/150 : x

it's a simple problem of ratio and proportion

1/250 : 2 = 1/150 : x

⇒\frac{x}{250}= \frac{2}{150}

⇒x= \frac{2\times250}{150}

x= 10/3

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