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GREYUIT [131]
3 years ago
14

Can i get the answer please

Mathematics
1 answer:
Sladkaya [172]3 years ago
8 0
No, because 40 x 10 is not 4000, but is is 400. It is 100x greater not 10x
You might be interested in
= 4. The sum of Ben's and David's ages is 62 yrs now. Five years from now David will be twice as old as Ben. How old is Ben now?
ki77a [65]

The age of ben and david is 24 and 38 years.

According to the statement

we have to find the age of the Ben now.

So,For this purpose, we know that the

One application of linear equations is what are termed age word problems. When solving age problems, generally the age of two different people (or objects) both now and in the future (or past) are compared.

From the given information:

The sum of Ben's and David's ages is 62 yrs now

And

Five years from now David will be twice as old as Ben.

Let the ben age is x

and the david age is y.

So, from given information:

x+y = 62  -(1)

5 years from now,

y = 2x  -(2)

put (2) in the (1) then

x+y = 62 -5

x+2x = 57

3x = 57

x = 19.

And the age of davud become

y = 2(19)

y = 38 years

So, five years from now the age of ben is 19 and david is 38 years.

And now the age of the ben and age of david is

Age of ben now = 19+5

Age of ben now = 24.

Age of david now  = 62 -24

Age of david = 38.

So, The age of ben and david is 24 and 38 years.

Learn more about age word problems here

brainly.com/question/13818690

#SPJ9

5 0
2 years ago
A teacher administers three different versions of a test to his students. The two-way table shows the results. Find each probabi
kakasveta [241]

The P(pass | Test A) is 31.81%, P(pass | Test B) is 29.87%, and P(pass | Test C) is 22.07%

<h3>What is probability?</h3>

It is defined as the ratio of the number of favourable outcomes to the total number of outcomes, in other words, the probability is the number that shows the happening of the event.

Part A:

Total number of students = 154

Total number of students passed the test = 49

The probability:

P(pass | Test A) = 49/154 = 31.81%

Part B:

Total number of students = 154

Total number of students passed the test = 46

The probability:

P(pass | Test B) = 46/154 = 29.87%

Similarly, for the probability:

P(pass | Test C) = 34/154 = 22.07%

Thus, the P(pass | Test A) is 31.81%, P(pass | Test B) is 29.87%, and P(pass | Test C) is 22.07%

Learn more about the probability here:

brainly.com/question/11234923

#SPJ1

5 0
2 years ago
Lena knows the following information about her box of 18 candies: 10 candies contain both chocolate and caramel. 3 candies conta
NikAS [45]

Answer:

The frequency table is attached below.

Step-by-step explanation:

Given the total number of candies in the box = 18

Frequency table is used to list the occurence of a thing or product and it helps to calculate and sort down easily.

                                 <u>Contains caramel</u>   <u>Do not contain caramel</u>    Total

<u>Contains chocolate</u>                    10                                   2                       12

<u>Do not contain  </u>                            3                                    3                       6

<u>chocolate</u>

Total number of candies as per the frequency tablr = 12 + 6 = 18 which tallies with the given data.

6 0
3 years ago
Perform the indicated operation. 5 2/3 ÷ 2 1/8
bezimeni [28]

5 2/3 ÷ 2 1/8 = 17/3 ÷ 17/8 = 17/3 x 8/17 = 8/3 = 2 2/3

8 0
3 years ago
I’ll give brainliest (plz asap)
fomenos

Answer:

it's 3/10

Step-by-step explanation:

you would have to multiply all of those fraction so:

3/4 x 4/5 x 1/2=  3/10

i am so so sorry if i am wrong

6 0
3 years ago
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