# The smallest number when increased by ” 1 ” is exactly divisible by 12, 18, 24, 32 and 40 is _____ ? with Answer - Maths Mcqs | TestPrep

> Solved MCQ: The smallest number when increased by ” 1 ” is exactly divisible by 12, 18, 24, 32 and 40 is _____ ? Correct Answer: A. 1439. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

---

Tested in Competitive Exams:

- [NTS Test Prep](https://test-prep.blog/exams/nts)
- [FPSC Past Papers](https://test-prep.blog/exams/fpsc)
- [PPSC Solved MCQs](https://test-prep.blog/exams/ppsc)
- [PMDC MDCAT 2026](https://test-prep.blog/exams/mdcat)
- [UET ECAT Prep](https://test-prep.blog/exams/ecat)
- [CSS Central Superior](https://test-prep.blog/exams/css)

- [Maths Mcqs](https://test-prep.blog/categories/maths-mcqs)
Difficulty: Easy 85% Accuracy

# The smallest number when increased by ” 1 ” is exactly divisible by 12, 18, 24, 32 and 40 is _____ ?

Direct Answer & Quick Reference

The correct option is **A. 1439**.

A. 1439 **(Correct Answer)**

B. 1440

C. 1459

D. 1449

Verified Key: A. 1439
Solved by 1,625+ students

Verified against official examination board answer keys and standard curriculum textbooks.

- [Previous Question Probability of something in interest rate of XXX?](https://test-prep.blog/mcq/probability-of-something-in-interest-rate-of-xxx-06dd765a-662a-4545-ac06-2a9e2fc8ae2d)
- [Next Question 80% of 700 = _____ ?](https://test-prep.blog/mcq/80-of-700-648a61c6-3a24-4eb4-b9d1-dfa2c67717bc)

- [Practice More Maths Mcqs MCQs](https://test-prep.blog/quiz/smart?category=maths-mcqs)
- [How We Verify Questions →](https://test-prep.blog/editorial-policy)

## Subject Overview

Explore thousands of solved past paper MCQs for Maths Mcqs categorized with explanations.

- [Browse All Maths Mcqs MCQs →](https://test-prep.blog/categories/maths-mcqs)

## Related Questions

- [Probability of something in interest rate of XXX?](https://test-prep.blog/mcq/probability-of-something-in-interest-rate-of-xxx-06dd765a-662a-4545-ac06-2a9e2fc8ae2d)
- [80% of 700 = _____ ?](https://test-prep.blog/mcq/80-of-700-648a61c6-3a24-4eb4-b9d1-dfa2c67717bc)
- [P is 5 times as large as Q, the percent that Q is less than P is _____ ?](https://test-prep.blog/mcq/p-is-5-times-as-large-as-q-the-percent-that-q-is-less-than-p-is-2aa30125-1a25-4995-be9a-239efbd0e4ac)
- [Who was Blaise Pascal?](https://test-prep.blog/mcq/who-was-blaise-pascal-60c7bd2a-6220-4b50-8938-ef5b51d11acc)
- [If n(U)=60, n(A)= 35, n(B)=24, and n(AUB)’=10 then n(A∩B) is _____ ?](https://test-prep.blog/mcq/if-nu60-na-35-nb24-and-naub10-then-nab-is-0acfb633-a6ac-49dd-b37f-d272f915d881)

---
*Source: https://test-prep.blog/mcq/the-smallest-number-when-increased-by-1-is-exactly-divisible-by-12-18-24-32-and--902c215c-e276-4b5d-ab80-9a580f7cf67b*
*Format: Markdown for Agents (Content Negotiation: text/markdown)*
