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Mice21 [21]
3 years ago
15

Pls helpi need it with this quiz

Mathematics
1 answer:
Bad White [126]3 years ago
3 0

Answer:

Step-by-step explanation:

1.

one dollar = $1

2 1/2 = 2.5

$1 / 2.5 = $0.40 or 40 cents

2.

$3.78 / 6 = $0.63 or 63 cents

3.

$1.56 / 20 = $0.078

4.

1 1/2 = 1.5

$1.58 / 1.5 = $1.053

5.

$3.90/5 = $0.79 or 79 cents

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Answer:

5832 ways

Step-by-step explanation:

Since the circle has 8 sectors and there is 4 colour,

Assuming the sectors are numbered 1 to 8,

Sector 1 : can be coloured with any of the 4 colour in 4 ways

Sector 2 can be coloured with any of the remaining 3 colours in 3 ways

Sector 3 in 3 ways without using the colour in sector 2

Sector 4 in 3 ways without using the colour in sector 3

Sector 5 in 3 ways without using the colour in sector 4

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Sector 8 in 2 ways without using the colours in sector 1 and 7

Number of ways of colouring = 4*3*3*3*3*3*3*2 = 5832 ways

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