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Setler79 [48]
3 years ago
12

표에 제시된 상품의 품목 및 2015 년도의 수량이 소비자물가지수를 계산하는 기준이

Mathematics
1 answer:
Minchanka [31]3 years ago
8 0

Answer:

wat? HWHAHWhhwhwhwhwwhwhw

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Mr. Ivey teaches dance at the middle school. His classes are 90 minutes long, and he spends 94% of class time teaching strength
Anton [14]

Answer:

84.6 minutes

Step-by-step explanation:

94% of 90 minutes =

= 0.9 * 94 minutes

= 84.6 minutes

8 0
3 years ago
On a manufacturer's assembly line, 3% of its merchandise comes off defective. If the company has 354 defective items, how many t
evablogger [386]

Answer: this is the steps to working the problem and the answer is 54: 3% means 3 out of each 100. if you have 100 items, 3% is just 3. You need more than 100 times as many (you want 354), so x must be more than 100 * 100, right? 3% of 10.62 is less than 1, and the problem says there are 354 :-)

Step-by-step explanation:

6 0
3 years ago
Select the quadratic that has roots x=8 and x=-5
avanturin [10]
A negative cannot be a root, 8= 2.4
3 0
3 years ago
para alumbrar un parque, se colocan luminarias a lo largo de una longitud de 100 metros, si la primera se coloca en el metro 1,
Ahat [919]

Answer:

c)21

Step-by-step explanation:

"To light a park, luminaries are placed along a length of 100 meters, if the first is placed in meter 1, the next in meter 4, the next in meter 7, and so on. in the following positions a luminary will be placed except in the subway:

a)13 b)19 c) 21 d)28? "

-------------

Luminaries position:

  • 1, 4, 7, ...

It makes an AP with the first term of 1 and common difference of 3

The formula for this AP is:

  • aₙ = 1 + 3(n-1) = 1 + 3n - 3 = 3n - 2

From the given options, only one is not in the same format:

  • c) 21

because

  • 21 = 3n - 2 ⇒ 3n = 23 and n= 23/3 is not an integer

Answer is: c) 13

6 0
3 years ago
if the sum of two numbers is 100, and the difference between the 2 numbers is 95, what are the two numbers?
garri49 [273]
....
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3 years ago
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