Mathematical logic puzzle game. Help the sailor to count how many burgers he can buy for $ 20. Printable page for brain teaser book. Solve examples on addition. IQ training test. Vector cartoon image. Poster #302730904
Mathematical logic puzzle game. Help the sailor to count how many burgers he can buy for $ 20. Printable page for brain teaser book. Solve examples on addition. IQ training test. Vector cartoon image. Poster #302730904
