2 years ago

A teacher randomly chooses a two-person leadership team from a group of four qualified students. Three of the

Mathematics

1 answer:

Slav-nsk [51]2 years ago

3 0

Answer:

what is P(A), the probability that the first student is a boy? 3/5

what is P(B), the probability that the second student is a girl? 3/4

what is P(A and B), the probability that the first student is a boy and the second student is a girl? 1/2

No, évents A and B are not independent events

Step-by-step explanation:

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if you subtract the least integer from the greatest integer and divide the difference by 3 the quotient is 5

vodomira [7]

Let a and b be integers and b>a, then we can say:

(b-a)/3=5 now multiply both sides by 3

b-a=15

b=15+a

So there are infinitely many pairs of integers that satisfy the conditions given in the problem. For any value a, b will be 15 units greater.

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3 years ago

If twice a number is less than the number, the number must be a) negative b) even c) 0.5 d) a square

mars1129 [50]

Answer:

a) negative

Step-by-step explanation:

When you multiply a given negative number by a positive number, the result becomes smaller than the original.

For instance let $-100$ be the original number.

Multiply by 2.

The result is -200

We know $-200\:$

The correct answer is A.

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3 years ago

What is the value of 3 y ÷ 4, when y = 16?

NNADVOKAT [17]

It's pretty easy. 3( 16) ÷ 4. So first your gonna multiple 3× 16= 48 , then divid 48÷ 4 = 12

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3 years ago

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notka56 [123]

Answer:

Step-by-step explanation:

because 2/8 + 1 7/8 is 2 1/8

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3 years ago

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5 and 1/3 divided by 1 and 1/6

In-s [12.5K]

Answer: 4 4/7

Step-by-step explanation:

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3 years ago