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In an arithmetic progression, if \(\mathrm{S}_{40}=1030\) and \(\mathrm{S}_{12}=57\), then \(\mathrm{S}_{30}-\mathrm{S}_…

Q1

In an arithmetic progression, if \(\mathrm{S}_{40}=1030\) and \(\mathrm{S}_{12}=57\), then \(\mathrm{S}_{30}-\mathrm{S}_{10}\) is equal to :

[JEE Main 2025, 24 Jan (Shift 2)]

a

505

b

525

c

510

d

515

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