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anyanavicka [17]
3 years ago
5

A set of cards has 20 cards with stars, 10 cards with squares, and 15 cards with circles. Find the probability of each event whe

n a card is chosen at random.
1. square
2. circle
3. star or circle
4. not circle or square

There are 14 girls and 18 boys in Ms. Wiley's class. Ms. Wiley randomly selects on student to solve a problem. Find the probability of each event.

5. selecting a boy

6. selecting a girl
Mathematics
1 answer:
Bezzdna [24]3 years ago
3 0

1 (square) is 2/9, .22 repeating, and 22 2/9%

2. (circle) is 1/3, .33 repeating, and 33 1/3%

3. (star or circle) is 7/9, .77 repeating, and 77 7/9% sorry I couldn't finish the rest of them. dad told me to get off the computer.

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Answer:

The total number of whole cups that we can fit in the dispenser is 25

Step-by-step explanation:

It is given that the height of each cup is 20 cm.

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The stack of cups has to be put in a dispenser of height 30 cm.

So we need o find out how many cups can fit in the dispenser.

Since the first cup is 20 cm high, the height cannot be reduced. So the space to fit in the remaining cups in the stack is only 30-20 cm as that’s the remaining space in the dispenser

So,

30 - 20 = 10 cm

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As we know that addition of each adds 0.8 cm to the stack, the total number of cups that can be fit in the dispenser can be calculated by the following equation. Let the number of cups other than the first cup be denoted by ‘x’.

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