Sasi Math (Revised for 1024)

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.

A tank was 40% full of water. When 45% of the water was used, 198 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 80% full of water. When 20% of the water was used, 320 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 85% full of water. When 40% of the water was used, 765 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 60% full of water. When 40% of the water was used, 252 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 10% full of water. When 20% of the water was used, 264 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 40% full of water. When 55% of the water was used, 432 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 80% full of water. When 35% of the water was used, 156 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 70% full of water. When 40% of the water was used, 756 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

A tank was 60% full of water. When 40% of the water was used, 324 litres of water remained in the tank. How many litres of water can a tank hold

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Answer:_______________

10)

A tank was 10% full of water. When 20% of the water was used, 360 litres of water remained in the tank. How many litres of water can a tank hold

ℓ

Answer:_______________

A tank was 40% full of water. When 45% of the water was used, 198 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 900ℓ

SOLUTION 1 :

Step 1:	45% of 40%	= $\frac{45}{100}$ x $\frac{40%}{1}$	(used)
		= 18%
Step 2:		40% - 18%	(left)
		= 22%
Step 3:	22%	→198ï»¿â„“ï»¿
	1%	→ $\frac{198}{22%}$
	100%	→ $\frac{198}{22%}$ x $\frac{100%}{1}$
		= 900ï»¿â„“ï»¿

A tank was 80% full of water. When 20% of the water was used, 320 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 500ℓ

SOLUTION 1 :

Step 1:	20% of 80%	= $\frac{20}{100}$ x $\frac{80%}{1}$	(used)
		= 16%
Step 2:		80% - 16%	(left)
		= 64%
Step 3:	64%	→320ï»¿â„“ï»¿
	1%	→ $\frac{320}{64%}$
	100%	→ $\frac{320}{64%}$ x $\frac{100%}{1}$
		= 500ï»¿â„“ï»¿

A tank was 85% full of water. When 40% of the water was used, 765 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 1500ℓ

SOLUTION 1 :

Step 1:	40% of 85%	= $\frac{40}{100}$ x $\frac{85%}{1}$	(used)
		= 34%
Step 2:		85% - 34%	(left)
		= 51%
Step 3:	51%	→765ï»¿â„“ï»¿
	1%	→ $\frac{765}{51%}$
	100%	→ $\frac{765}{51%}$ x $\frac{100%}{1}$
		= 1500ï»¿â„“ï»¿

A tank was 60% full of water. When 40% of the water was used, 252 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 700ℓ

SOLUTION 1 :

Step 1:	40% of 60%	= $\frac{40}{100}$ x $\frac{60%}{1}$	(used)
		= 24%
Step 2:		60% - 24%	(left)
		= 36%
Step 3:	36%	→252ï»¿ï»¿â„“ï»¿
	1%	→ $\frac{252}{36%}$
	100%	→ $\frac{252}{36%}$ x $\frac{100%}{1}$
		= 700ï»¿â„“ï»¿

A tank was 10% full of water. When 20% of the water was used, 264 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 3300ℓ

SOLUTION 1 :

Step 1:	20% of 10%	= $\frac{20}{100}$ x $\frac{10%}{1}$	(used)
		= 2%
Step 2:		10% - 2%	(left)
		= 8%
Step 3:	8%	→264ï»¿â„“ï»¿
	1%	→ $\frac{264}{8%}$
	100%	→ $\frac{264}{8%}$ x $\frac{100%}{1}$
		= 3300ï»¿â„“ï»¿

A tank was 40% full of water. When 55% of the water was used, 432 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 2400ℓ

SOLUTION 1 :

Step 1:	55% of 40%	= $\frac{55}{100}$ x $\frac{40%}{1}$	(used)
		= 22%
Step 2:		40% - 22%	(left)
		= 18%
Step 3:	18%	→432ï»¿â„“ï»¿
	1%	→ $\frac{432}{18%}$
	100%	→ $\frac{432}{18%}$ x $\frac{100%}{1}$
		= 2400ï»¿â„“ï»¿

A tank was 80% full of water. When 35% of the water was used, 156 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 300ℓ

SOLUTION 1 :

Step 1:	35% of 80%	= $\frac{35}{100}$ x $\frac{80%}{1}$	(used)
		= 28%
Step 2:		80% - 28%	(left)
		= 52%
Step 3:	52%	→156ï»¿â„“ï»¿
	1%	→ $\frac{156}{52%}$
	100%	→ $\frac{156}{52%}$ x $\frac{100%}{1}$
		= 300ï»¿â„“ï»¿

A tank was 70% full of water. When 40% of the water was used, 756 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 1800ℓ

SOLUTION 1 :

Step 1:	40% of 70%	= $\frac{40}{100}$ x $\frac{70%}{1}$	(used)
		= 28%
Step 2:		70% - 28%	(left)
		= 42%
Step 3:	42%	→756ï»¿â„“ï»¿
	1%	→ $\frac{756}{42%}$
	100%	→ $\frac{756}{42%}$ x $\frac{100%}{1}$
		= 1800ï»¿â„“ï»¿

A tank was 60% full of water. When 40% of the water was used, 324 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 900ℓ

SOLUTION 1 :

Step 1:	40% of 60%	= $\frac{40}{100}$ x $\frac{60%}{1}$	(used)
		= 24%
Step 2:		60% - 24%	(left)
		= 36%
Step 3:	36%	→324ï»¿ï»¿â„“ï»¿
	1%	→ $\frac{324}{36%}$
	100%	→ $\frac{324}{36%}$ x $\frac{100%}{1}$
		= 900ï»¿â„“ï»¿

10)

A tank was 10% full of water. When 20% of the water was used, 360 litres of water remained in the tank. How many litres of water can a tank hold

Answer: 4500ℓ

SOLUTION 1 :

Step 1:	20% of 10%	= $\frac{20}{100}$ x $\frac{10%}{1}$	(used)
		= 2%
Step 2:		10% - 2%	(left)
		= 8%
Step 3:	8%	→360ï»¿â„“ï»¿
	1%	→ $\frac{360}{8%}$
	100%	→ $\frac{360}{8%}$ x $\frac{100%}{1}$
		= 4500ï»¿â„“ï»¿