Do you have any rules for this 39 37 27 18 44 30 33 42 number Here are eight passwords: 【1】 39 37 27 18 44 30 33 42 【2】 26 28 19 42 34 25 40 37 【3】 28 35 38 18 36 22 41 43 【4】 23 36 32 43 29 44 37 46 【5】 33 28 34 22 21 35 26 32 【6】 30 28 29 37 24 32 35 17 【7】 25 42 41 31 37 46 32 17 【8】 36 38 28 24 23 45 20 33 What's the rule, please In other words, the first set of data will calculate the second set of data according to a rule The second set of data will also calculate the third set of data according to certain rules And so on When answering, can you be clear? It's better to write the answer,

Obviously, they are both less than 45 and more than 17. They are all integers
There are too many rules~

（1）X+31%=39.3 （2）X-18%=65.6 （3）8X+42=178 （4）20X-30=150,

（1）X+31%=39.3x+0.31=39.3x=39.3-0.31x=38.99（2）X-18%=65.6x-0.18=65.6x=65.6+0.18x=65.78（3）8X+42=178 8x=178-428x=136x=136÷8x=17（4）20X-30=15020x=150+3020x=180x=180÷20x=9

Why divide 36.5 by 22.4?

Density of hydrogen chloride gas in standard state:
The volume of 1mol hydrogen chloride gas is 22.4l
The mass of 1mol hydrogen chloride gas is 36.5g
So: density = mass divided by volume
I dare to guess the topic, please don't blame!

10: 0.75 is 4 / 5 divided by 4 / 15

10: 0.75 is 4 / 5 divided by 4 / 15
X:0.75=4\5*15\4
X:3\4=3
X=3*3\4
X=9\4

X divided by two fifths equals 75%

X divided by two fifths equals 75%
x=2/5×3/4
x=0.3

How to solve the problem that 1 divided by (1 / 20 + 1 / x) equals 15

1/（1/20+1/x）=15
1/[（20+x）/20x]=15
(20x)/（20+x）=15
20x=15(20+x)
20x=300+15x
20x-15x=300
5x=300
x=60
The solution of the original equation is x = 60

How to calculate 4.85 times 1.2 divided by 4.85 times 1.2

4.85*1.2/4.85*1.2
=1.2*1.2
=(1+0.2)^2
=1+2*0.2+0.04)
=1.44

(- 18) divided by (1 / 3 + 1 / 6) is a process

(-18)÷(1/3+1/6)
=(-18)÷(2/6+1/6)
=-18÷1/2
=-18×2
=-36
Teacher's primary school li answers for you~
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(300-x) divided by 3 + 3x = 200 how to calculate ah, to detailed process answer

Multiply by three on both sides
300-x+9x=600
8x=300
x=300÷8
x=37.5

How much is one ninth divided by three

1 / 9 divided by 3 = multiplied by 1 / 3 = 1 / 27