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Inequalities
N/A
Is xy > 5?
(1) 1â¤xâ¤3
and
2â¤yâ¤4
(2) x + y = 5
DS17150
N/A
Is x < y?
(1) z < y
(2) z < x
N/A
If -10 < k < 10, is k > 0 ?
(1) 1/k > 0
(2) k^2 > 0
N/A
Is x between 0 and 1 ?
(1) x^2 is less than x
(2) x^3 is positive
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DS17181
N/A
Is 1 < x < 2?
(1) 0 < x
(2) x < 3
N/A
If x is an integer, is x|x| < 2^x?
(1) x < 0
(2) x = -10
N/A
If
n
ð
is a positive integer, is
(
1
10
)
n
<0.01?
(1) n>2
ð
>
2
(2) (
1
10
)
nâ1
<0.1
(
1
10
)
ð
â
1
<
0.1
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N/A
If x < 0, is y > 0 ?
(1) x/y < 0
(2) y - x > 0
N/A
If x and y are positive, is the ratio of x to y greater than 3 ?
(1) x is 2 more than 3 times y.
(2) The ratio of 2x to 3y is greater than 2
N/A
If xy â 0, is x/y < 0?
(1) x = - y
(2) -x = -(-y)
N/A
Is the number x between 0.2 and 0.7?
(1) 560x < 280
(2) 700x > 280
N/A
If x, y, and z are positive numbers, is x > y > z ?
(1) xz > yz
(2) yx > yz
N/A
Is
x
2
ð¥
2
greater than x ?
(1) x
2
ð¥
2
is greater than 1.
(2) x is greater than -1.
N/A
Is 5^k less than 1,000?
(1) 5
(k+1)
>3,000
(2) 5
(kâ1)
=
5
k
â500
N/A
If n and k are positive integers, is
â
n+k
>2
â
n
?
(1) k > 3n
(2) n + k > 3n
N/A
Is x > y?
(1) x = y + 2
(2) x/2 = y - 1
N/A
Is r greater than 0.27?
(1) r is greater than 1/4
(2) r is equal to 3/10
Sub 505 (Easy)
Which of the following inequalities is an algebraic expression for the shaded part of the number line above?
Sub 505 (Easy)
Which of the following is equivalent to the pair of inequalities x + 6 > 10 and x - 3 <= 5 ?
Sub 505 (Easy)
If p/q < 1, and p and q are positive integers, which of the following must be greater than 1 ?