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If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can

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If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can  [#permalink]

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New post 25 Oct 2018, 02:47
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A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

100% (00:36) correct 0% (00:00) wrong based on 57 sessions

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Re: If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can  [#permalink]

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New post 25 Oct 2018, 03:36
1
Bunuel wrote:
If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can he peel in one hour?

A. 16
B. 120
C. 144
D. 225
E. 240


8 minutes for 30 potato
1 min for 30/8 potato
60 minutes (30/8)*60 = 225 potato

Answer: Option D
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Re: If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can  [#permalink]

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New post 25 Oct 2018, 06:45
Bunuel wrote:
If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can he peel in one hour?

A. 16
B. 120
C. 144
D. 225
E. 240

8 minutes -------------->30 potatoes
4 minutes -------------->15 potatoes
60 minutes -------------->225 potatoes ( Just multiply by 15) ; Answer must be (D)
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Re: If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can  [#permalink]

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New post 25 Oct 2018, 06:53
Bunuel wrote:
If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can he peel in one hour?

A. 16
B. 120
C. 144
D. 225
E. 240



8min---------30 potatoes
60min---------(30*60)/8=225
hence d is the answer.
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Re: If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can  [#permalink]

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New post 30 Oct 2018, 10:20
1
Bunuel wrote:
If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can he peel in one hour?

A. 16
B. 120
C. 144
D. 225
E. 240


Bill can peel 30/8 x 60 = 1800/8 = 225 potatoes in one hour.

Alternate Solution:

We can set up a proportion: “8 minutes is to 30 potatoes as 60 minutes is to x:”

8/30 = 60/x

8x = 1800

x = 225

Answer: D
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Re: If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can &nbs [#permalink] 30 Oct 2018, 10:20
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