Mor arka planda dizüstü bilgisayar kullanan sakallı ve gri saçlı dalgın bir son sınıf öğrencisi. - Stok Fotoğraf ve Görsel

Portrait of a concentrated mature man dressed in shirt looking at laptop computer while standing over black background

Concept of a retirement age. Daddy and his little son. Dad son are concentrated on the problem. Old teacher. World teachers day

Happy senior man with beard and grey hair using laptop on purple background, banner

Portrait of a smiling mature man dressed in shirt using laptop computer while standing over black background

Portrait of a friendly mature man dressed in shirt using laptop computer while standing and waving with hand over black background

Shocked middle aged businessman in suit pointing with finger at laptop on grey

Smiling middle aged man in glasses and shirt holding digital tablet with blank screen on blue

Middle aged businessman in suit pointing with finger at laptop isolated on grey

Surprised middle aged man in glasses and shirt pointing at digital tablet with blank screen on blue

Middle aged businessman in suit using laptop with blank screen isolated on grey

Surprised middle aged man in glasses and shirt looking at digital tablet with blank screen on blue

Excited middle aged businessman in suit holding laptop on grey

Man holding digital tablet near astonished father