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alukav5142 [94]
3 years ago
5

How many ways can 12 swimmers finish in first , second, and third place?

Mathematics
2 answers:
Paraphin [41]3 years ago
6 0

Answer:

1728

Step-by-step explanation:twelve swimmers can go in each place at any given time. Multiply the possibilities for first, second, and third place to get the answer.

Burka [1]3 years ago
5 0

Answer:

1320

Step-by-step explanation:

This can be solved using something called a permutation. There are 12 possible swimmers that can be in first place. After that, there are 11 swimmers left to be in second place. Finally there are 10 swimmers left for third place. Multiplying these together, you get 12*11*10=1320 ways. Hope this helps!

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A total has a number of meeting rooms , m available for events. Each meeting room has 325 chairs. Write an equation to represent
Andreyy89
Literally a question similar to the one before.

c=m*325, so if m=7:

-> c = 7 * 325
=> c = 2275 chairs
6 0
3 years ago
The ratio of apples to oranges is 7:4 if there are 14 apples how many oranges are there
Rama09 [41]
7:4 is the original ratio.

Apples to oranges

14:x

7*2 = 14
4*2 = 8

14:8

Answer: There are 8 oranges
7 0
3 years ago
Read 2 more answers
Someone please help
shepuryov [24]

Answer:

A

Step-by-step explanation:

2 cubes horizontal,  3 cubes (down) vertical,  2 cubes horizontal.

4 0
3 years ago
A bag of flour weighs 15 kg. A baker has one bag of flour. She uses 1.065 kg every day. How much flour does she use in 8 days? H
Len [333]

Answer:

She uses 8.52 kgs of flour in 8 days

There are 6.48 kgs of flour left over after 8 days.

Step-by-step explanation:

First, you need to multiply 1.065 by 8 to get how much flour she uses in 8 days.

1.065 times 8 is 8.52. She uses 8.52 kgs of flour in 8 days.

Now, to get how much flour is left over after 8 days, you need to subtract 8.52 from 15 kgs.

15 - 8.52 = 6.48 kgs.

7 0
3 years ago
Wat 4x + 8y=40 when y=0.8?
Mars2501 [29]
Hey there! :)

<em>First, let's substitute y with 0.8, and multiply by 8</em>

0.8 × 8 = 6.4

Here is the new equation:

4x + 6.4 = 40

<em>Now, subtract 6.4 from 40</em>

40 - 6.4 = 33.6

That means 4x = 33.6

<em>Divide both by 4</em>

4x ÷ 4 = x
33.6 ÷ 4 = 8.4

x = 8.4

Hope this helps :)

5 0
3 years ago
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