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Eddi Din [679]
3 years ago
9

For each question, decide if it is always true or never true.

Mathematics
2 answers:
nika2105 [10]3 years ago
6 0

Answer:

Never

Never

Always

Always

Never

Step-by-step explanation:

Substitute (x) for another number, I used (1), I if works then the answer is always and if it doesn't the answer is never. If you are unsure of your answer you can double-check by substituting another number instead.

Katarina [22]3 years ago
6 0

Answer:

a. Never true

b. Never true

c. True

d. True

e. Never true

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With a short time remaining in the day a delivery driver has to make deliveries at 5 locations among the 6 locations remaining.
nika2105 [10]
The delivery driver has to make deliveries at 5 locations <span>among the 6 locations. </span>This means the order of the probability is important because the route he will take from A to B is different with A to C.
So, you need to use permutation for this problem. The calculation would be:
6P5= 6!/ (6-5)!= 720 different routes
6 0
4 years ago
15 bakers complete a big order in 24 hours. How many hours would it take 18 bakers to complete the same order? Please help with
Genrish500 [490]

Answer:

it will take 20 hours for 18 bakers to complete the same order

Step-by-step explanation:

15 bakers  take 24 hours

18 bakers take x hours

15 * 24 = 360 "baking hours"

18 * x = 18x " baking hours"

360 baking hours = 18x baking hours

360 = 18x

 18      18

20 = x

x = 20 hours

4 0
3 years ago
From a group of 8 women and 6 men, a committee consisting of 3 men and 3 women is to be formed. How many different committees ar
murzikaleks [220]

Answer:

(a) 896

(b) 1000

(c) 910

Step-by-step explanation:

Number of women = 8

Number of men = 6

A committee consisting of 3 men and 3 women is to be formed.

(a) 2 of the men refuse to serve together.

Number of men who don't want to serve together = 2

Remaining men = 4

Total ways = Both men who don't want to serve together are not selected + only one of them is selected.

^{8}C_{3}\cdot ^{4}C_{3}+^{8}C_{3}\cdot ^{4}C_{2}\cdot ^{2}C_{1}

896

(b) 2 of the women refuse to serve together.

Number of women who don't want to serve together = 2

Remaining men = 6

Total ways = Both women who don't want to serve together are not selected + only one of them is selected.

^{6}C_{3}\cdot ^{6}C_{3}+^{6}C_{3}\cdot ^{6}C_{2}\cdot ^{2}C_{1}

1000

(c)1 man and 1 woman refuse to serve together.

Ways = Total ways - Both man and woman are select who refuse the serve together

^{8}C_{3}\cdot ^{6}C_{3}-^{5}C_{2}\cdot ^{7}C_{2}

910

6 0
4 years ago
Write the decimals in order from least to greatest. 0.403, 0.034, 0.340
nata0808 [166]

Answer:

0.034, 0.340, 0.403

hope this helped. :)

7 0
3 years ago
Read 2 more answers
Identify the diameter of a circle o.
Andrej [43]
It’s AC, cause it passes through the center and intersects it at two points
6 0
3 years ago
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