Question 159808
X=memory capacity of hard disk 1
1.5X= memory capacity of hard disk 2

X+1.5X=10.5GB

2.5X=10.5GB

Divide 2.5 on both sides

X=4.2GB=memory capacity of hard disk 1

(1.5)(4.2)=6.3 GB memory capacity of hard disk 2

4.2+6.3=10.5