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GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2508
Given Kudos: 1053
GPA: 3.39
Isaac can purchase a certain item in four different ways, as shown in
[#permalink]
06 Jan 2023, 12:32
06 Jan 2023, 12:32
Expert Reply
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Question Stats:
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1. Internet: $80, with no sales tax, plus $10 shipping fee
2. Store X: $90, a 10% discount, plus 10% tax on discounted price
3. Store Y: $90, no tax
4. Store Z: $90, a 10% sales tax, and $10 rebate after tax
Isaac can purchase a certain item in four different ways, as shown in the table. What is the lowest price for which he can purchase this item?
A. 88.10
B. 89.00
C. 89.10
D. 89.50
E. 90.00
2. Store X: $90, a 10% discount, plus 10% tax on discounted price
3. Store Y: $90, no tax
4. Store Z: $90, a 10% sales tax, and $10 rebate after tax
Isaac can purchase a certain item in four different ways, as shown in the table. What is the lowest price for which he can purchase this item?
A. 88.10
B. 89.00
C. 89.10
D. 89.50
E. 90.00
Re: Isaac can purchase a certain item in four different ways, as shown in
[#permalink]
07 Jan 2023, 02:13
07 Jan 2023, 02:13
Expert Reply
1. Internet: $80, with no sales tax, plus $10 shipping fee
2. Store X: $90, a 10% discount, plus 10% tax on discounted price
3. Store Y: $90, no tax
4. Store Z: $90, a 10% sales tax, and $10 rebate after tax
Isaac can purchase a certain item in four different ways, as shown in the table. What is the lowest price for which he can purchase this item?
A. 88.10
B. 89.00
C. 89.10
D. 89.50
E. 90.00
1. Internet: $80, with no sales tax, plus $10 shipping fee --> 80+10=90;
2. Store X: $90, a 10% discount, plus 10% tax on discounted price --> 90*0.9*1.1=89.1
3. Store Y: $90, no tax --> 90;
4. Store Z: $90, a 10% sales tax, and $10 rebate after tax --> 90*1.1-10=89.
So the lowest price is $89.
Answer: B.
2. Store X: $90, a 10% discount, plus 10% tax on discounted price
3. Store Y: $90, no tax
4. Store Z: $90, a 10% sales tax, and $10 rebate after tax
Isaac can purchase a certain item in four different ways, as shown in the table. What is the lowest price for which he can purchase this item?
A. 88.10
B. 89.00
C. 89.10
D. 89.50
E. 90.00
1. Internet: $80, with no sales tax, plus $10 shipping fee --> 80+10=90;
2. Store X: $90, a 10% discount, plus 10% tax on discounted price --> 90*0.9*1.1=89.1
3. Store Y: $90, no tax --> 90;
4. Store Z: $90, a 10% sales tax, and $10 rebate after tax --> 90*1.1-10=89.
So the lowest price is $89.
Answer: B.
gmatclubot
Re: Isaac can purchase a certain item in four different ways, as shown in [#permalink]
07 Jan 2023, 02:13
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