Scroll:Distance, Time and Speed >> Distance, Time & Speed >> ps (644)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

Prem drove at an average speed of 52 kmh for 34 hour.
He then reduced his speed by 12 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




2)  

Barathan drove at an average speed of 68 kmh for 12 hour.
He then reduced his speed by 10 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




3)  

Karna drove at an average speed of 64 kmh for 12 hour.
He then reduced his speed by 10 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




4)  

Kalai drove at an average speed of 60 kmh for 12 hour.
He then reduced his speed by 8 kmh and drove another 212 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




5)  

Aravindh drove at an average speed of 72 kmh for 12 hour.
He then reduced his speed by 8 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




6)  

Karna drove at an average speed of 64 kmh for 14 hour.
He then reduced his speed by 8 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




7)  

Prem drove at an average speed of 72 kmh for 14 hour.
He then reduced his speed by 12 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




8)  

Narayanan drove at an average speed of 56 kmh for 12 hour.
He then reduced his speed by 12 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




9)  

Anand drove at an average speed of 72 kmh for 12 hour.
He then reduced his speed by 10 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




10)  

Aravindh drove at an average speed of 64 kmh for 34 hour.
He then reduced his speed by 10 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
km
 


Answer:_______________




 

1)  

Prem drove at an average speed of 52 kmh for 34 hour.
He then reduced his speed by 12 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
Answer: 99 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 52 kmh 34 h x 52 kmh
    = 39 km
Step 2: New speed 52 kmh - 12 kmh
    = 40 kmh
Step 3: Distance covered at a speed of 40 kmh 40 kmh x 112h
    = 60 km
Step 4: Total distance 39 km + 60 km
    = 99 km

 

 



2)  

Barathan drove at an average speed of 68 kmh for 12 hour.
He then reduced his speed by 10 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
Answer: 237 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 68 kmh 12 h x 68 kmh
    = 34 km
Step 2: New speed 68 kmh - 10 kmh
    = 58 kmh
Step 3: Distance covered at a speed of 58 kmh 58 kmh x 312h
    = 203 km
Step 4: Total distance 34 km + 203 km
    = 237 km

 

 



3)  

Karna drove at an average speed of 64 kmh for 12 hour.
He then reduced his speed by 10 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
Answer: 113 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 64 kmh 12 h x 64 kmh
    = 32 km
Step 2: New speed 64 kmh - 10 kmh
    = 54 kmh
Step 3: Distance covered at a speed of 54 kmh 54 kmh x 112h
    = 81 km
Step 4: Total distance 32 km + 81 km
    = 113 km

 

 



4)  

Kalai drove at an average speed of 60 kmh for 12 hour.
He then reduced his speed by 8 kmh and drove another 212 hours before he reached his destination.
What was his total distance travelled 
Answer: 160 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 60 kmh 12 h x 60 kmh
    = 30 km
Step 2: New speed 60 kmh - 8 kmh
    = 52 kmh
Step 3: Distance covered at a speed of 52 kmh 52 kmh x 212h
    = 130 km
Step 4: Total distance 30 km + 130 km
    = 160 km

 

 



5)  

Aravindh drove at an average speed of 72 kmh for 12 hour.
He then reduced his speed by 8 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
Answer: 260 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 72 kmh 12 h x 72 kmh
    = 36 km
Step 2: New speed 72 kmh - 8 kmh
    = 64 kmh
Step 3: Distance covered at a speed of 64 kmh 64 kmh x 312h
    = 224 km
Step 4: Total distance 36 km + 224 km
    = 260 km

 

 



6)  

Karna drove at an average speed of 64 kmh for 14 hour.
He then reduced his speed by 8 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
Answer: 100 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 64 kmh 14 h x 64 kmh
    = 16 km
Step 2: New speed 64 kmh - 8 kmh
    = 56 kmh
Step 3: Distance covered at a speed of 56 kmh 56 kmh x 112h
    = 84 km
Step 4: Total distance 16 km + 84 km
    = 100 km

 

 



7)  

Prem drove at an average speed of 72 kmh for 14 hour.
He then reduced his speed by 12 kmh and drove another 112 hours before he reached his destination.
What was his total distance travelled 
Answer: 108 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 72 kmh 14 h x 72 kmh
    = 18 km
Step 2: New speed 72 kmh - 12 kmh
    = 60 kmh
Step 3: Distance covered at a speed of 60 kmh 60 kmh x 112h
    = 90 km
Step 4: Total distance 18 km + 90 km
    = 108 km

 

 



8)  

Narayanan drove at an average speed of 56 kmh for 12 hour.
He then reduced his speed by 12 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
Answer: 182 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 56 kmh 12 h x 56 kmh
    = 28 km
Step 2: New speed 56 kmh - 12 kmh
    = 44 kmh
Step 3: Distance covered at a speed of 44 kmh 44 kmh x 312h
    = 154 km
Step 4: Total distance 28 km + 154 km
    = 182 km

 

 



9)  

Anand drove at an average speed of 72 kmh for 12 hour.
He then reduced his speed by 10 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
Answer: 253 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 72 kmh 12 h x 72 kmh
    = 36 km
Step 2: New speed 72 kmh - 10 kmh
    = 62 kmh
Step 3: Distance covered at a speed of 62 kmh 62 kmh x 312h
    = 217 km
Step 4: Total distance 36 km + 217 km
    = 253 km

 

 



10)  

Aravindh drove at an average speed of 64 kmh for 34 hour.
He then reduced his speed by 10 kmh and drove another 312 hours before he reached his destination.
What was his total distance travelled 
Answer: 237 km
 


SOLUTION 1 :
Step 1: Distance covered at a speed of 64 kmh 34 h x 64 kmh
    = 48 km
Step 2: New speed 64 kmh - 10 kmh
    = 54 kmh
Step 3: Distance covered at a speed of 54 kmh 54 kmh x 312h
    = 189 km
Step 4: Total distance 48 km + 189 km
    = 237 km