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GMAT-Math

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In a drawer of shirts, 8 r blue, 6 r green, and 4 r magenta. If Mason draws 2 shirts at random,<br />

what is the probability that at least one of the shirts he draws will be blue?<br />

(A) 25/153<br />

(B) 28/153<br />

(C) 5/17<br />

(D) 4/9<br />

(E) 12/17<br />

Question 26<br />

x 2 +2x-8 =<br />

x 2 -6x+8<br />

(A) 1<br />

(B) -1<br />

(C) x/3<br />

(D) x+4<br />

x-4<br />

(E) x+8<br />

x-8<br />

Question 27<br />

Which of the following CANNOT yield an integer when divided by 10?<br />

(i) Product of two prime numbers<br />

(ii) An integer less than 10<br />

(iii) Sum of three consecutive integers<br />

(iv) An odd integer<br />

A. (i) & (iv) only<br />

B. (ii) & (iv) only<br />

C. (ii), (iii) & (iv) only<br />

D. (iv) Only<br />

Question 28<br />

A number, K, is a positive integer with the special property that 3 times its unit is equal to 2 times<br />

its 10 digit. How many such numbers exist between 10 & 99?<br />

(A) 2<br />

(B) 3<br />

(C) 4<br />

(D) 5<br />

Question 29<br />

If two digit integer M and N are positive and have same digits, but in reverse order, which of the<br />

following cannot be the sum of M and N.<br />

a) 181<br />

b) 165<br />

c) 121<br />

d) 99<br />

e) 44

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