Schoolboy solving mathematics — Stock photos

"Schoolboy solving mathematics" is an authentic stock image by astrakanimages. It’s available in the following resolutions: 1067 x 1600px, 1733 x 2600px, 3800 x 5700px. The minimum price for an image is 49$. Image in the highest quality is 3800 x 5700px, 300 dpi, and costs 449$.