How Long did buhari spend in UK for medical reasons​

Nigeria’s president Muhammdu Buhari is traveling to London on another medical trip today (May 8), some eight months after returning from the last one. The trip will last four days, the presidency says.It’s Buhari’s third trip to London since the start of last year. The first medical trip, in February 2017,  lasted 50 days while he was away for over 100 days for the second between May and August. At the time, Buhari left the door open to further trips to seek further treatment. It’s Buhari fourth medical trip since taking office: in June 2016, he visited London over an ear infection. Unlike that trip however, the president’s more recent ailments remain undisclosed despite his lengthy stays.please mark in brain list

He gathered information from primary sources.

12 days because 1/4 is 25% of 100 if 100 is equal to 1 pound then multiply 3 by 4 which equals 12