Question

50×2, 50×3, 50×4;
20÷5, 48÷8

Answer 1

100, 150, 200, 4, 6)))

Answer 2

100,150,160,4,6)))

Answer 3

100,150,200,4,6!

Answer 4

50*2=100
50*3=150
50*4=200
20:5=4
48:8=6