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# At the Frosty Ice Cream store, the number of cones sold fell by 20 per

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Math Expert
Joined: 02 Sep 2009
Posts: 55668
At the Frosty Ice Cream store, the number of cones sold fell by 20 per  [#permalink]

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07 Jan 2019, 05:17
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Difficulty:

15% (low)

Question Stats:

78% (01:04) correct 22% (01:25) wrong based on 31 sessions

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At the Frosty Ice Cream store, the number of cones sold fell by 20 percent in November. If sales fell by a further 25 percent in December, what was the percent decrease in the number of cones sold in the whole two-month period?

A. 10%
B. 20%
C. 35%
D. 40%
E. 45%

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Joined: 30 Dec 2018
Posts: 34
Re: At the Frosty Ice Cream store, the number of cones sold fell by 20 per  [#permalink]

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07 Jan 2019, 05:21
Cone sold - 100
Now fell by 20 , so 80 sold
Fell by 25% = 60

% decrease = 40

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Re: At the Frosty Ice Cream store, the number of cones sold fell by 20 per  [#permalink]

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07 Jan 2019, 05:25
Bunuel wrote:
At the Frosty Ice Cream store, the number of cones sold fell by 20 percent in November. If sales fell by a further 25 percent in December, what was the percent decrease in the number of cones sold in the whole two-month period?

A. 10%
B. 20%
C. 35%
D. 40%
E. 45%

let intial be 100
100*.8*.75= 60
fall would be 100-60/100 = 40% IMO D
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Re: At the Frosty Ice Cream store, the number of cones sold fell by 20 per   [#permalink] 07 Jan 2019, 05:25
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