Workshop Calculation and Science

Year 1 Module 2

1 : What is the square root of 529  
A : 13

B : 23
C : 33
D : 43

2 : What is the square root of 0.017  
A : 0.001

B : 0.13
C : 0.00001
D : 0.000001

3 : What is the definition of ratio      

A : Relation of two quantities of the same kind     
B : Relation of two quantities of the different kind      
C : Equality between two ratios   
D : Inequality between two ratios   
   
4 : What is the ratio of 4 kg to 800 grams

A : 5 : 1  
B : 4 : 8  
C : 8 : 4
D : 2 : 4  

5 : What percentage of 80 is 20
A : 0.8  
B : 0.4

C : 0.25
D : 0.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



6 : How much is 8% of 40 kg
A : 2.2 kg

B : 3.2 kg
C : 4.2 kg
D : 5.2 kg  

7 : Convert 0.456 decimal fraction into percentage
A : 45.6%  
B : 0.0456  

C : 0.456%  
D : 0.0456%

8 : What is the x value for x2 + 62 = 102   

A : 4
B : 6  
C : 8
D : 10

9 : What is the square root of decimal number 550.37
A : 21.26
B : 22.26  
C : 22.46

D : 23.46  

10 : What is the value of Ö8 + Ö18 -2Ö2?
A : 2.24  
B : 3.24

C : 4.24
D : 5.24

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



11 : What is the side AB if AC = 10 cm and BC = 6 cm
A : 8 cm
B : 6 cm
C : 5 cm  
D : 4 cm

12 : What is the side AB if BC = 15 cm and AC = 9 cm
A : 4 cm  
B : 8 cm
C : 10 cm  

D : 12 cm  

13 : What is the value of side AC if AB = 7 cm and BC = 5 cm
A : 8.2 cm  

B : 8.6 cm
C : 8.4 cm
D : 8.1 cm

14 : What is the length L2 if total length (L) is 2.75 metre and L1 : L2 = 2 : 3
A : 1.1 metre
B : 1.25 metre  

C : 1.65 metre  
D : 1.75 metre

15 : How many days a mechanic takes to assemble 64 machines if he assembles 8 machines in 3 days   
A : 20 days  
B : 22 days

C : 24 days
D : 26 days  

16 : What will be the rpm of smaller gear if a 180 mm dia meshes with 60 mm dia gear and the bigger gear makes 60 rpm
A : 120 rpm
B : 140 rpm
C : 160 rpm

D : 180 rpm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



17 : What is the percentage of copper if the casting weight of copper 42.3 kg and tin weight 2.7 kg
A : Cu 92%

B : Cu 94%
C : Cu 96%
D : Cu 98%  

18 : A motor cycle tyre is sold for Rs 300/ what is the purchase price if 25% profit is added to it.  
A : Rs 200
B : Rs 220

C : Rs 240
D : Rs 260

19 : What is the decimal fraction of conversion of 18.5%

A : 0.185
B : 0.175
C : 0.165
D : 0.195