Sub-Item 77O

Rule 10f-3 Transactions

DREYFUS INVESTMENT FUNDS

DREYFUS/STANDISH GLOBAL FIXED INCOME FUND

On September 7, 2010, Dreyfus/Standish Global Fixed Income Fund, a series of Dreyfus Investment Funds (the “Fund”), purchased $120,000 of Home Depot 3.95% Senior Notes Due 9/15/2020 - CUSIP # 437076AT9 (the “Senior Notes”). The Senior Notes were purchased from BofA Merrill Lynch, a member of the underwriting syndicate offering the Senior Notes, from their account. BNY Mellon Capital Markets, LLC, an affiliate of the Fund, was a member of the syndicate but received no benefit in connection with the transaction. BofA Merrill Lynch received a commission of 0.45% per Senior Note. No other member received any economic benefit. The following is a list of the syndicate’s primary members:

Barclays Capital

BNY Mellon Capital Markets, LLC

BofA Merrill Lynch

Citi

Credit Suisse

Deutsche Bank Securities

Fifth Third Securities, Inc.

Goldman, Sachs & Co.

J.P. Morgan

Morgan Stanley

RBC Capital Markets

RBS

SunTrust Robison Humphrey

TD Securities

The Williams Capital Group, L.P.

US Bancorp

Wells Fargo Securities

Accompanying this statement are materials made available to the Board of Trustees of the Fund, which ratified the purchase as in compliance with the Fund’s Rule 10f-3 Procedures, at the Fund’s Board meetings held on October 27-28, 2010.

Sub-Item 77O

Rule 10f-3 Transactions

DREYFUS INVESTMENT FUNDS

DREYFUS/STANDISH INTERNATIONAL FIXED INCOME FUND

On September 7, 2010, Dreyfus/Standish International Fixed Income Fund, a series of Dreyfus Investment Funds (the “Fund”), purchased $110,000 of Home Depot 3.95% Senior Notes Due 9/15/2020 - CUSIP # 437076AT9 (the “Senior Notes”). The Senior Notes were purchased from BofA Merrill Lynch, a member of the underwriting syndicate offering the Senior Notes, from their account. BNY Mellon Capital Markets, LLC, an affiliate of the Fund, was a member of the syndicate but received no benefit in connection with the transaction. BofA Merrill Lynch received a commission of 0.45% per Senior Note. No other member received any economic benefit. The following is a list of the syndicate’s primary members:

Barclays Capital

BNY Mellon Capital Markets, LLC

BofA Merrill Lynch

Citi

Credit Suisse

Deutsche Bank Securities

Fifth Third Securities, Inc.

Goldman, Sachs & Co.

J.P. Morgan

Morgan Stanley

RBC Capital Markets

RBS

SunTrust Robison Humphrey

TD Securities

The Williams Capital Group, L.P.

US Bancorp

Wells Fargo Securities

Accompanying this statement are materials made available to the Board of Trustees of the Fund, which ratified the purchase as in compliance with the Fund’s Rule 10f-3 Procedures, at the Fund’s Board meetings held on October 27-28, 2010.

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