ALGEBRA (MCQS):

Q1. If xy ˃ 0 and x˂0, which of the following negative?

(A) –x

(B) –y

(C) y

(D) xy

Q2. If a ˃ 0, b ˃ 0 and a – b ˂ 0, then?

(A) a ˂ b

(B) a + b ˂ 0

(C) a ˃ b

(D) b – a ˂ 0

Q3. Three times the first of three consecutive odd integers is 3 more than twice the third. What is the third integer?

(A) 11

(B) 12

(C) 15

(D) 13

Q4. If a + b > 7 and a – b > 5, then which of the following gives all possible values of a and only possible value of a?

(A) a > 6

(B) a < 5

(C) a > 4

(D) a < 7

Q5. If A > B and C < 0, then which of the following is not true?

(A) AC < BC

(B) A + C > B + C

(C) A – C < B – C

(D) All of the above

Q6. If a = 1 and 1 > b > 0, then which of the following statement is true?

(A) a = b

(B) b > a

(C) 1/b > a

(D) 1/a < b

Q7. If a < c and a < b, assume a > = 0 then which of the following statements are always true?

I. b < c

II. a < bc

III. 2a < b + c

(A) Only I

(B) Only II

(C) Only III

(D) I and II

Q8. If 6 – a > 7, then

(A) a > 1

(B) a > -1

(C) a < -1

(D) a < 1

Q9. a has to be a whole number such that 0 <= a< = 10. The solution for a < 4 and a >= 6 are:

(A) 5

(B) 7

(C) 3

(D) No solution

Q10. If 5x > 2 and 1/2x <= 4, list all the possible integral values of x?

(A) 2, 3, 4, 5, 6

(B) 1, 2, 3, 4, 5, 6, 7, 8

(C) 2, 3

(D) 1

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