According to the given data we have the following equations to solve:
4. 1/3 × = 60
5. 2/5 × = 20
6. x/7 = -8
7. -4.5x =27
8. x/5 = 3/4
4. 1/3 × = 60
x=60×3
x=180
5. 2/5 × = 20
2x=20×5
2x=100
x=50
6. x/7 = -8
x=-8×7
x=-56
7.-4.5x =27
x=27/-4.5
x=-6
8. x/5 = 3/4
x=3/4 ×5
x=15/