List I Inventions | List II Inventors | ||
A | Lift | I | Aifred Nobal |
B | Radium | II | C.Biro |
C | Ball-Point-Pen | III | Marrie and Pierre Currle |
D | Dynamite | IV | E.G Otis |
Store | Respective ratio of number of linen kurtis to cotton kurtis sold |
A | 7:5 |
B | 5:6 |
C | 3:2 |
D | 5:3 |
E | 4:3 |
F | 7:3 |