4 years ago

Two-thirds of a number is equal to 20. What is the number?

Mathematics

1 answer:

Marina CMI [18]4 years ago

7 0

Answer:

Step-by-step explanation:

Half that is 1/3 of the number, which is 10. Then 3/3 of the number is 3×10 = 30.

The number is 30.

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bazaltina [42]

Answer:

Step-by-step explanation:

a. a=4

b. a=3

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3 years ago

Assume that a procedure yields a binomial distribution with n=3 trials and a probability of success of p=0.300. use a binomial p

NNADVOKAT [17]

$\mathbb P(X=x)=\begin{cases}\dbinom3xp^x(1-p)^{3-x}&\text{for }0\le x\le3\\\\0&\text{otherwise}\end{cases}$

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4 years ago

Which expression is equivalent to the expression below? (x/x+4)/x

Yuki888 [10]

<span>Which expression is equivalent to the expression below? (x/x+4)/x = 5/x

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3 years ago

Read 2 more answers

The probability that it will be colder today than it was yesterday is 0.2

Leviafan [203]

Answer:

0.8

Step-by-step explanation:

= 1 - 0.2

= 0.8

that's the answer above

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