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forsale [732]
2 years ago
10

In a state lottery, 28 balls are numbered 1-28. Eight of them are randomly selected without replacement. To win, you only need t

o match the eight numbers drawn. Calculate the probability of winning this lottery if you purchase one ticket.
Mathematics
1 answer:
podryga [215]2 years ago
3 0

Answer:

2/7

Step-by-step explanation:

Each time you play, you get 1 number. Since 8/28 numbers win, you have a 8/28 chance to win if you buy one ticket. 8/28 = 2/7

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You have 16 yellow beads, 20 red beads, and 24 orange beads to make identical bracelets. What is the greatest number of the brac
zzz [600]

Answer:

4 bracelets

Step-by-step explanation:

We have been given that you have 16 yellow beads 20 red beads and 24 orange beads to make identical bracelet. We are asked to find the greatest numbers of bracelets you can make using all the beads.

To solve our given problem, we need to find greatest common factor of 16, 20 and 24.

Factors of 16: 1, 2, 4, 8, 16.

Factors of 20: 1, 2, 4, 5, 10, 20.

Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24.

We can see that greatest common factor of 16, 20 and 24 is 4, therefore, you can make 4 bracelets using all the beads.

6 0
2 years ago
If 6 cards are drawn at random from a standard deck of 52 cards what is the probability that exactly 2 of the cards are spades
jarptica [38.1K]
Your answer would be 0.315 because:P(2\ spades)=\frac{13C2\times 39C4}{52C6}=0.315
3 0
3 years ago
What is this pls help me 1/3 times 3/7
alex41 [277]

Answer:

2/21

Step-by-step explanation:

2/21 is the answer...........that is the fraction......

x+1/3=3/7

x=3/7-1/3

LCM=21

x=9/21-7/21

x=2/21

7 0
2 years ago
Type the expressions as radicals. q ^ (3/2)
melisa1 [442]

Answer:

\sqrt{q^3}

Step-by-step explanation:

5 0
2 years ago
Which value is the solution to the equation 42 ÷ j = 6?
mezya [45]

Answer:

j = 7hope that helps!

8 0
2 years ago
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