Question

For an A.P: 4.5,5.5,6.5 What is the value of d=?
A ) 7.5
B ) 4.5
C ) 1.0
D ) 2.5​

Answer 1

Answer:

1.0 is the common difference(d)

Answer 2

Answer:

$\fbox{given} \\ A.P: 4.5,5.5,6.5$

$\fbox{to \: find}$

common difference (d)

$\fbox{solution}$

$\to \: common \: difference = a2 - a1$

$\to \: d = \: 5.5 - 4.5 \\ \to \: d = 1.0$

Therefore option C) is correct