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Basile [38]
3 years ago
15

True or false if n is an integer,then n is a whole number

Mathematics
1 answer:
IrinaK [193]3 years ago
5 0
Its true because integers are negative and positive numbers including zero, and a whole number is a positive counting number including zero 
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interest rate on a credit card is 15% if we charge $200 to the card, how much will we pay including the interest
san4es73 [151]

Answer:

$230

Step-by-step explanation:

15 percent of 200 is 30, add 30 to 200 which is 115%,

so 230.

5 0
3 years ago
Using the table above determine the missing value using the equation y equals 4x + 9 ​
vesna_86 [32]

the answer is B 37 your welcome

8 0
2 years ago
You go to the store and pick out 3 apples for $0.60 each, 2 bananas for $0.50 each, and 1 quart of yogurt for $4.50. At checkout
Thepotemich [5.8K]

Answer:

I'm not 100% sure but I think it's $6.20

Step-by-step explanation:

First you add up the apples which equals $1.80 then you add up the bananas which equals $1.00 then you add the yogurt together which amounts to $4.50. After that you add all of that together which totals to $7.30.

For the sake of finding the percentage we're gonna move the decimal point to the very end. ( so its 730.0). Now in order to find 15% we have to find 10%. To find 10%, you move the decimal point over one (73.00). So 10% of 730 is 73. 10% + 5% = 15%. And half of 10% is 5%. So, we cut 73 in half so now we have 36.5. Now we add 36.5 to 73 (because 10% + 5%=15%) I'm just gonna round 36.5 to 37, and 73+37= 110. Now we move the decimal point back so its $1.10. Now we subtract $1.10 from $7.30 which is equal to $6.20. So your answer is $6.20.

(I'm rlly bad at explaining things so sorry if this wasnt clear enough. Also I'm not the best at math but I guess I know percentages.)

8 0
3 years ago
Suppose the average commute time of your employees is unknown. The standard deviation of their commute time is estimated as 22.8
nexus9112 [7]

Answer:

96 employees

Step-by-step explanation:

Given that the standard deviation = 22.8

The width in the question = 12

We solve for the margin of error E.

E = width / 2

= 12/2 = 6

At 99%

Alpha = 1-0.99

= 0.01

Alpha/2 = 0.01/2 = 0.005

Z0.005 = 2.576

Sample size n

= ((2.576x22.8)/2)²

= 95.8

= 96

The number of employees is 96

Thank you!

6 0
2 years ago
Use the order of operations to simplify this expression.<br> 2 + 4(5 − 8)
Blizzard [7]

Answer:

5 - 8 = -3

4 x -3 = -12

2 + -12 = -10

Step-by-step explanation:

5 0
2 years ago
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