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# If the units digit of the three-digit positive integer k is

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Joined: 10 Dec 2004
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Kudos [?]: 48 [0], given: 0

If the units digit of the three-digit positive integer k is [#permalink]  18 Jan 2005, 19:44
If the units digit of the three-digit positive integer k is nonzero, what is the tens digit of k?

(1) The tens digit of k + 9 is 3.
(2) The tens digit of k + 4 is 2.
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VP
Joined: 25 Nov 2004
Posts: 1495
Followers: 6

Kudos [?]: 38 [0], given: 0

A.
statement I is sufficient.
VP
Joined: 25 Nov 2004
Posts: 1495
Followers: 6

Kudos [?]: 38 [0], given: 0

A.
Statement i is sufficient.
VP
Joined: 18 Nov 2004
Posts: 1442
Followers: 2

Kudos [?]: 20 [0], given: 0

A is sufficient

k = xyz + 9 ...with z > 0....we will have a carry over of 1 ...so y+1 = 3..so y = 2

In 2 ...we don't know if we will carry over or not...insuff
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