Subject :ICSO Class : Class 4
Identify the following.
- It was developed in the year 1642.
- It was a mechanical adding machine.
- It was initially called Arithmetic Machine.
A 
B 
C 
D 
Ans 1:
Class : Class 9
a
Ans 2:
Class : Class 7
Nehal it ISN'T Pascal's Calculator It is PASCALINE
Ans 3:
Class : Class 4
A
Ans 4:
Class : Class 6
PASCALS CALCULATOR
Ans 5:
Class : Class 8
Ans 6:
Class : Class 6
PASCALAS C
Ans 7:
Class : Class 7
And you don't give solution for some tough answers, SOF. Like now tell me what is B and what is D (their names)?