Question

Помогите !!!!!!!!!!!!!!

Answer 1

$F=y \frac{m_1m_2}{r^2} \\ m_1= \frac{Fr^2}{ym_2} \\ m_1=\frac{4,002*2^2}{6,67*10^{-11}*4*10^9}=\frac{1600,8*10^{-2}}{26,68*10^{-2}}=1600,8:26,68=60 \\OTVET: 60$