Twenty two.
Explanation:
There are about 200 volcanoes present in the country of Philippines but only 22 volcanoes are active. active volcanoes refers to those from which Lava eruption occurs. Among 22 active volcanoes, majority of volcanoes are present on the Island of Luzon. Mayon, Hibok-Hibok, Pinatubo, Taal, Kanlaon and Bulusan are the most active volcanoes present in Philippines.