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If x and y are different integers and both are divisible by 7, which of the following is not necessarily true?

1. A x + y is divisible by 49
2. B x + y is divisible by 7
3. C x - y is divisible by 7
4. D x2 + y2 is divisible by 49

If A gets Home and C gets Finance, then which is not a valid assignment fo Defence and Telecom?

1. A B-Defence, D-Telecom
2. B B-Defence, E-Telecom
3. C D-Defence, B-Telecom
4. D F-Defence, B-Telecom

If K is assigned to work on only one day and L is assigned to work on exactly four days, select a pair of teachers that must be assigned to work on Wednesday?

1. A J and K
2. B J and N
3. C L and M
4. D M and N

All elephants are grey All mice are grey Therefore, I conclude that all all elephants are mice The argument above is invalid because--

1. A the writer bases his argument on another argument that contains circular reasoning.
2. B the writer has illogically classified two disparate groups togather when there is no relationship between them, except that they both have same attribute.
3. C the writer has made a mistake analogy between two dissimilar quanlities.
4. D the writer has used a fallacy which involves the ambiguous description of animals by their color.

If two women are on a team togather, who of the following must be on a team with only one other member?

1. A O
2. B P
3. C Q
4. D R

Who got the lowest points?

1. A A
2. B B
3. C C
4. D E

The total expenditure on food and transportation together is what percentage of the total annual income?

1. A 10%
2. B 15%
3. C 20%
4. D 25%

The sum of an odd number and an even number is--

1. A always an odd number.
2. B always divisible by 2.
3. C always divisible by 3 or 5 or 7.
4. D sometimes an even number.

B was one of the ladies, who was the other lady?

1. A A
2. B C
3. C D
4. D E

Is y longer than 1? (1) y is longer than 1 (2) y2 - 4 > 0

1. A Both statements TOGETHER are sufficient but NEITHER statement alone is sufficient
2. B EACH statement ALONE is sufficient
3. C Statement (1) ALONE is sufficient but statement (2) alone is not sufficient
4. D Statement (2) ALONE is sufficient but statement (1) alone is not sufficient

Which of the following is an acceptable selection of objects?

1. A K, O and S
2. B K, S and V
3. C O, S and V
4. D O, T and V

If x represents the earnings in 1993, the earnings in 1995 can be approximately represented as--

1. A 2.4x
2. B 4.2x
3. C 5x
4. D x/4.2