I need some help plz

Mathematics

1 answer:

elena-s [515]3 years ago

4 0

Answer:

B : both containers are 50

Step-by-step explanation:

Since water in container 2 is in higher temp, it will transfer some of its heat to container 1 until both the containers reach same temperature. This is the concept of equilibrium that mother nature abides by.

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1) Mrs. Clason wants to buy a wireless speaker for her husband. She has narrowed down her choice to two stores:

34kurt

Answer:

Kohl = $42

Target = $51.30

Best deal is at Kohl's

Step-by-step explanation:

Given ;

At Kohl's:

Selling price = $60

Friend's and family discount = 30% off

(100 - 30)% * $60

0.7 * 60 = $42

At target :

Purchase price = $38

Markup = 35%

Selling price = (100 + 35)% * $38 = 1.35 * 38 = $51.3

Mrs. Clason will get the best deal at Kohl's.

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3 years ago

Lola has a total of 45 beads. Some are black and some are white. The ratio of the number of black beads to the number of white b

Nataly [62]

Answer:

The answer is 35:10

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers

En la primera fase del proceso selectivo para Al cuerpo de profesores eliminan a cuatro novenos De los aspirantes mientras que e

irina1246 [14]

Answer:

The fraction of the applicants who have passed the two phases of the selection process is $\frac{10}{63}$ .

Step-by-step explanation:

The question is:

In the first phase of the selection process for the body of teachers they eliminate four-ninth of the applicants while in the second phase they eliminate 5/7 of those who passed the first phase. If there were 315 applicants what is the fraction of the applicants who have passed the two phases of the selection process?

The total number of applicants is

<em>N</em> = 315.

It is provided that 4/9th of the applicants were eliminated in the first phase.

Then the fraction of candidates who passed the first phase is:

Fraction who passed phase I = $1-\frac{4}{9}=\frac{5}{9}$