The common difference of the A.P.: a₁, a₂, …, a_m is 13 more than… | JEE Main 2026 Mathematics PYQ

MCQEasyJEE Main 2026 · 28 January, Shift 1Arithmetic Progression (AP)

The common difference of the A.P.: $a_1, a_2, \ldots, a_m$ is $13$ more than the common difference of the A.P.: $b_1, b_2, \ldots, b_n$ . If $b_{31} = -277$ , $b_{43} = -385$ and $a_{78} = 327$ , then $a_1$ is equal to:

A
$16$
B
$19$
C
$24$
D
$21$

Answer & step-by-step solution

Practice more Arithmetic Progression (AP) questions

Get unlimited AI-adaptive practice, mastery tracking, and an AI tutor that explains every step - free to start.

Start free trial More on Arithmetic Progression (AP)

Answer & step-by-step solution

Practice more Arithmetic Progression (AP) questions

Related questions