Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Num 13 and 14 discuss the spies sent by Moses to asses the land, among them Joshua and Caleb. Josh 14:7 says that Caleb was 40 when he was sent as a spy. How old was Joshua at the time of the spies (giants/grasshoppers) venture?
Sefer Hadoros & Zemach David says Yehoshua was born in 2406 and the story of the Meraglim was in 2449, making him 43 years old.