Book Online Demo

Check Your IQ

Try Test

Courses

Offline Centres

What is the product of two consecutive odd numbers $31 × 33$ ?

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

1024

1023

1025

1043

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

It is required to find the product of two consecutive odd numbers

31 × 33

.
The result of two successive natural numbers that are odd or even is

n 2 − 1

.
The numbers given are consecutive odd natural numbers of the type (n-1), (n+1),
where n = 32.
Hence the required product,

31 × 32 ⇒ 322 − 1 ⇒ 1024 − 1 ⇒ 1023

Hence, the product of two consecutive odd numbers

31 × 33

is 1023.
Therefore, option 2 is correct.

Watch 3-min video & get full concept clarity

JEE

NEET

Foundation JEE

Foundation NEET

CBSE