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leonid [27]
3 years ago
15

A certain rechargeable battery is advertised to recharge up to 99% of its previous capacity with every charge. If its initial ca

pacity is 8 hours of life, how many hours should the battery last?
A. 200
B. 400
C. 600
D. 800
Mathematics
1 answer:
lakkis [162]3 years ago
6 0
The answer of this question is D
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You need to put your reindeer, Lancer, Prancer, Gloopin, and Bloopin, in a single-file line to pull your sleigh. However, Prance
marysya [2.9K]

Answer:

P43=4!(4–3)!=241=24

Step-by-step explanation:

There are four choices you can make for the lead reindeer. For each possible choice, there are then three remaining you can choose to fly second, making 4×3=12 choices for the lead pair. For each possible choice there are two remaining reindeer to take up the back position, making 12×2=24 choices for the team of three.

This type of problem is called a permutation problem, and we write Pnr for the number of ways of choosing r items from n possibilities when the order of the items matters. In this case we are choosing 3 reindeer from 4 possibilities, and the order they appear in the flying line does matter, so the answer we want is P43. The general formula is Pnr=n!(n−r)!. For the answer we are looking for we therefore have:

P43=4!(4–3)!=241=24

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3 years ago
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Which of the following best describes the graph of the polynomial function
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ANSWER

The graph has no zero.

EXPLANATION

The given polynomial function is a quadratic graph that has its maximum point at

(-1,0)

The graph has no x-intercept.

This implies that, the polynomial function represented by this graph has no zeros.

The correct answer is option D
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mickey needed 2 hours for the shower dress and eat breakfast he spent 4.5 hours at the soccer field it took him a half hour to g
antiseptic1488 [7]

Answer:

Micky woke up at 7:30 p.m

Step-by-step explanation:

Hope it helped! please mark brainliest!

3 0
4 years ago
Clare had $48.00 on a gift card for a clothing store. She used it to buy a skirt that cost $27.00. How much is left on the gift
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Answer: 21.00

Step-by-step explanation: 48-27 = 21

3 0
3 years ago
There are 2 grams of fat in 1 pound of chicken. there are 9 grams of fat in 4.5 pounds of chicken. How many grams of fat would b
kramer

Answer:

There will be 20 grams of fat in 10 pounds of chicken.

Step-by-step explanation:

Based of the pattern you can tell that the Grams of fat will always be double the amount of pounds.

2 grams of fat in 1 pound

9 grams in 4.5 pounds

So:

10 * 2 = Grams of fat

10 * 2 = 20 Grams of fat.

So there will be 20 grams of fat in 10 pounds of chicken.

5 0
4 years ago
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