🛠️ JEE➗ Maths

If the first term of an A.P. is 3 and the sum of its first four terms is equal to one-fifth of the sum of the next four …

Q1

If the first term of an A.P. is 3 and the sum of its first four terms is equal to one-fifth of the sum of the next four terms, then the sum of the first 20 terms is equal to

[JEE Main 2025, 23 Jan (Shift 1)]

a

-1200

b

-1080

c

-1020

d

-120

🔒
Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149

Practice more JEE Maths PYQs

See every question on Sequence and Series, or browse the full JEE question bank.

See all questions on Sequence and Series →