Deals of the day-Mergers and acquisitions

Aug 30 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1430 GMT on Tuesday:

** Elon Musk has sent an additional letter of deal termination to Twitter Inc to include a recent whistleblower complaint from former security head of the social media firm as another reason to scrap the $44 billion deal.

** Roper Technologies said it would buy Frontline Education from private equity firm Thoma Bravo in a deal that valued the education software maker at about $3.7 billion, bolstering its software business.

** Berkshire Hathaway Inc, the investment firm owned by Warren Buffett, has sold 1.33 million Hong Kong-listed shares of BYD, the biggest Chinese electric-vehicle maker, for around HK$370 million ($47.15 million), according to a filing.

** Singapore conglomerate Keppel Corporation said it will build a $538 million hydrogen power plant, the country's first such plant, in Jurong Island and has appointed a unit of Mitsubishi Heavy Industries to construct it.

** Asia-focused investment firm PAG said it entered an agreement with travel booking service H.I.S. Co Ltd to buy Japanese theme park Huis Ten Bosch Co Ltd for an equity valuation of about 100 billion yen ($722.96 million).

** India's Axis Bank is in talks to acquire a stake in Go Digit Life Insurance, two sources with direct knowledge of the matter told Reuters, as the country's third biggest private lender seeks to tap a fast-growing insurance market.

** U.S. engineering firm Schlumberger and Norway's Aker Solutions plan to merge their subsea oil and gas construction business and to bring in a third rival, Oslo-listed Subsea 7, as a partner, the firms said.

** Woodside Energy Group is in talks with 'high quality' companies looking to buy a stake in its $5.7 billion Scarborough gas project, but won't sell unless it gets the right price, Chief Executive Meg O'Neill said.

** Software firm Corcentric and blank-check firm North Mountain Merger Corp said on Monday they would terminate their $1.2-billion merger deal, in yet another sign that the SPAC boom has fizzled out.

** Zendesk Inc investor Light Street Capital Management said it would vote against the software company's $10.2 billion deal to go private and instead proposed that it remain a standalone public company and find a new top boss. (Compiled by Rajarshi Roy and Khushi Mandowara in Bengaluru)