Respuesta :

Well, 4+1=5, so we need to first find:
[tex]150 \div 5 = 30[/tex]
Ivan gets
[tex]30 \times 4 = 120[/tex]
Tanya gets
[tex]30 \times 1 = 30[/tex]
[tex]120 - 30 = \boxed{90}[/tex]

RELAXING NOICE
Relax