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NTPC Graduate Tier 1 2025 Shift-1 📅 05 Jun, 2025

Varun and Ashish together can paint a hall in 3 days. Varun alone can paint it in 7 days. In how many days can Ashish alone paint 4 such halls?

A
5.25
B
6.25
C
22
D
21
Result Summary
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APEDIA

NTPC Graduate Tier 1
2025 • 05 Jun, 2025 • Shift-1
Varun and Ashish together can paint a hall in 3 days. Varun alone can paint it in 7 days. In how many days can Ashish alone paint 4 such halls?
Correct Answer
21
-...
💡 Analysis & Explanation
Introduction
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