How many time did Tenzin Norgey climb Mt Everest?

Question

Tenzin Norgey made some unsuccessful attempts to climb Mt Everest also, but how many successful attempts led him to the summit?

Answer 1

"He [Tenzing Norgay] took part as a high-altitude porter in three official British attempts to climb Everest from the northern Tibetan side in the 1930s.

Tenzing also took part in other climbs in various parts of the Indian subcontinent, and for a time in the early 1940s he lived in what is now Pakistan; he said that the most difficult climb he ever took part in was on Nanda Devi East, where a number of people were killed.

In 1947, he took part in an unsuccessful [Everest] summit attempt. An eccentric Englishman Earl Denman, Ange Dawa Sherpa, and he entered Tibet illegally to attempt the mountain; the attempt ended when a strong storm at 22,000 ft pounded them. Denman admitted defeat and all three turned around and safely returned.

In 1952, he took part in two Swiss expeditions led by Raymond Lambert, the first serious attempts to climb Everest from the southern Nepalese side, during which he and Lambert reached the then record height of 8,599 m (28,215 ft).

Success on Mount Everest:

In 1953, he took part in John Hunt's expedition, his own seventh expedition to Everest, in which he and [Sir Edmund]Hillary [of New Zeland] became the first [two people in human history ] to [officially] reach the summit. "