Scroll:Percentage >> Percentage >> ps (2901)


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)  

A tank was 65% full of water. When 40% of the water was used, 39 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




2)  

A tank was 60% full of water. When 40% of the water was used, 108 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




3)  

A tank was 40% full of water. When 20% of the water was used, 224 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




4)  

A tank was 40% full of water. When 20% of the water was used, 160 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




5)  

A tank was 80% full of water. When 45% of the water was used, 484 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




6)  

A tank was 65% full of water. When 40% of the water was used, 624 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




7)  

A tank was 60% full of water. When 40% of the water was used, 180 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




8)  

A tank was 40% full of water. When 25% of the water was used, 420 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




9)  

A tank was 15% full of water. When 20% of the water was used, 276 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




10)  

A tank was 80% full of water. When 15% of the water was used, 136 litres of water remained in the tank. How many litres of water can a tank hold


Answer:_______________




 

1)  

A tank was 65% full of water. When 40% of the water was used, 39 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 100


SOLUTION 1 :
Step 1: 40% of 65% = 40100 x 65%1 (used)
    = 26%  

Step 2:

  65% - 26% (left)
    = 39%  
Step 3: 39% →39ℓ  
  1% 3939%  
  100% → 3939% x 100%1  
    = 100ℓ  

 



2)  

A tank was 60% full of water. When 40% of the water was used, 108 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 300


SOLUTION 1 :
Step 1: 40% of 60% = 40100 x 60%1 (used)
    = 24%  

Step 2:

  60% - 24% (left)
    = 36%  
Step 3: 36% →108ℓ  
  1% 10836%  
  100% → 10836% x 100%1  
    = 300ℓ  

 



3)  

A tank was 40% full of water. When 20% of the water was used, 224 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 700


SOLUTION 1 :
Step 1: 20% of 40% = 20100 x 40%1 (used)
    = 8%  

Step 2:

  40% - 8% (left)
    = 32%  
Step 3: 32% →224ℓ  
  1% 22432%  
  100% → 22432% x 100%1  
    = 700ℓ  

 



4)  

A tank was 40% full of water. When 20% of the water was used, 160 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 500


SOLUTION 1 :
Step 1: 20% of 40% = 20100 x 40%1 (used)
    = 8%  

Step 2:

  40% - 8% (left)
    = 32%  
Step 3: 32% →160ℓ  
  1% 16032%  
  100% → 16032% x 100%1  
    = 500ℓ  

 



5)  

A tank was 80% full of water. When 45% of the water was used, 484 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 1100


SOLUTION 1 :
Step 1: 45% of 80% = 45100 x 80%1 (used)
    = 36%  

Step 2:

  80% - 36% (left)
    = 44%  
Step 3: 44% →484ℓ  
  1% 48444%  
  100% → 48444% x 100%1  
    = 1100ℓ  

 



6)  

A tank was 65% full of water. When 40% of the water was used, 624 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 1600


SOLUTION 1 :
Step 1: 40% of 65% = 40100 x 65%1 (used)
    = 26%  

Step 2:

  65% - 26% (left)
    = 39%  
Step 3: 39% →624ℓ  
  1% 62439%  
  100% → 62439% x 100%1  
    = 1600ℓ  

 



7)  

A tank was 60% full of water. When 40% of the water was used, 180 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 500


SOLUTION 1 :
Step 1: 40% of 60% = 40100 x 60%1 (used)
    = 24%  

Step 2:

  60% - 24% (left)
    = 36%  
Step 3: 36% →180ℓ  
  1% 18036%  
  100% → 18036% x 100%1  
    = 500ℓ  

 



8)  

A tank was 40% full of water. When 25% of the water was used, 420 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 1400


SOLUTION 1 :
Step 1: 25% of 40% = 25100 x 40%1 (used)
    = 10%  

Step 2:

  40% - 10% (left)
    = 30%  
Step 3: 30% →420ℓ  
  1% 42030%  
  100% → 42030% x 100%1  
    = 1400ℓ  

 



9)  

A tank was 15% full of water. When 20% of the water was used, 276 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 2300


SOLUTION 1 :
Step 1: 20% of 15% = 20100 x 15%1 (used)
    = 3%  

Step 2:

  15% - 3% (left)
    = 12%  
Step 3: 12% →276ℓ  
  1% 27612%  
  100% → 27612% x 100%1  
    = 2300ℓ  

 



10)  

A tank was 80% full of water. When 15% of the water was used, 136 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 200


SOLUTION 1 :
Step 1: 15% of 80% = 15100 x 80%1 (used)
    = 12%  

Step 2:

  80% - 12% (left)
    = 68%  
Step 3: 68% →136ℓ  
  1% 13668%  
  100% → 13668% x 100%1  
    = 200ℓ