Se potrivesc impreuna fractiuni echivalente?
1/4=?/8=4/?=?/40
ofer 30 puncte

To find ?/8 multiply 1/4 by 2

To find 4/? multiply 1/4 by 4

To find ?/40 multiply 1/4 by 10

1/4 x 2 = 2/8

1/4 x 4 = 4/16

1/4 x 10 = 10/40

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answer: 33 ( approx)

step-by-step explanation:

since, in the linear regression formula, the slope is the a in the equation y = b + ax ( by comparing it with the general equation of line y = mx + c )

where,

here given table is,

price ($), x   :           18         23       25       29       30       33

pairs sold, y :         16         13         10       8         6       2

so, ,   ,   ,

and   ,

thus, slop of the given line is,

⇒  

⇒   ≈ 33