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Jcpenny
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If Henry were to add 5 gallons of water to a tank that is Updated on: 08 Nov 2023, 03:11
Originally posted by Jcpenny on 05 Nov 2008, 16:26.
Last edited by Bunuel on 08 Nov 2023, 03:11, edited 2 times in total.
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If Henry were to add 5 gallons of water to a tank that is already 3/4 full of water, the tank would be 7/8 full. How many gallons of water would the tank hold if it were full?

A. 25
B. 40
C. 64
D. 80
E. 96

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B
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If Henry were to add 5 gallons of water to a tank that is 05 Nov 2008, 17:03
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7/8x-3/4x=5galls

1/8*x=5gallons

x=40 gallons
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dheeraj24
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If Henry were to add 5 gallons of water to a tank that is 23 Oct 2013, 06:19
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FN
7/8x-3/4x=5galls

1/8*x=5gallons

x=40 gallons
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Hi guys ,

alternative methos is :
plugging through answers :)

Assume with 40 as answer , 7/8 = 35/40 , further reduce it by 5 then 30/40 =3/4 ;
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If Henry were to add 5 gallons of water to a tank that is 07 Nov 2017, 21:16
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3/4x+5 = 7/8x
24x+160 = 28x
x = 40
Answer B
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If Henry were to add 5 gallons of water to a tank that is 08 Nov 2017, 17:44
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Jcpenny
If Henry were to add 5 gallons of water to a tank that is already 3/4 full of water, the tank would be 7/8 full. How many gallons of water would the tank hold if it were full?

A. 25
B. 40
C. 64
D. 80
E. 96
Show more

We can create the following equation in which n = the capacity of the tank:

(3/4)n + 5 = (7/8)n

Multiplying the equation by 8, we have:

6n + 40 = 7n

40 = n

Answer: B
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If Henry were to add 5 gallons of water to a tank that is 01 Jun 2025, 15:17
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