Question

find three rational number between 57 and 78 get 40 points ​

Answer 1

Answer:

$d = \frac{difference \: in \: numbers}{no.of \: rational \: numbers + 1}$

$d = \frac{78 - 57}{3 + 1}$

$d = \frac{21}{4}$

$the \: 3 \: rational \: numbers = (\frac{21}{4} + 57),(57 + 2 \times \frac{21}{4} ),(57 + 3 \times \frac{21}{4} )$

$= > \frac{249}{4} ,\frac{135}{2} , \frac{291}{4}$

Answer 2

Your Answer is in the Attachment.

Hope it helps you dear.......xD