Question

4
Roma gave a wooden board of length 150 cm
making a shelf. The Carpenter sawed off a piece
What is the length of the remaining piece?​

Answer 1

Answer:

ANSWER

total length Roma gave=  

4

150×4+1

​  

=  

4

601

​  

 

length used=  

5

40×5+1

​  

=  

5

21

​  

 

Remaining=total length-used length

4

601

​  

−  

5

21

​  

 

=  

4×5

601(5)−21(4)

​  

 

=  

20

3005−84

​  

 

=  

20

2921

​  

 

=146  

20

1

​  

 

​