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MATHEMATICS
Q). The largest number of four digits exactly divisible by 12, 15, 18 and 27 is
A) 8648
B) 9720
C) 6782
D) 5642
Q). If a679b is a five digit number that is divisible by 72, then the value of a + b is
A) 5
B) 8
C) 7
D) 6
Q). if 154/69 is expressed as then the value of (c + d)-(a + b), when a, b, c, d are integers.
A) 4
B) 5
C) 6
D) 2
Q. if x : y = 3 : 4, then the value of (4x – y) : (2x + 3y) is
A) 4:9
B) 8:9
C) 4:3
D) 8:3
Q). If x + y + z = 0, then
Q). if 2n-2n-1 =4 , then the value of nn will be
A) 1
B) 3/2
C) 2
D) 27
Q). The ratio (of) between diagonals of two squares is 2: 1, then the ratio between their areas will be
A) 2:1
B) 4:1
C) 3:1
D) 6:1
Q).
A) 6
B) 1.36
C) 2.26
D) 1.26
Q). Simplest form of the expression
A)
B)
C)
D)
Q). If (x + y) : (x – y) = 5 : 1, then the value of (x2 – y2) : (x2 + y2) will be
A) 5:13
B) 2:3
C) 3:2
D) 13:5
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