EXERCISE 4 (OBJECTIVE TYPE QUESTIONS in 91 100)

91.       If 1/b = 4/3, then the value of 6 a + 4b / 6 a – 5b is:

a)      -1

b)      3

c)       4

d)      5

92.       If X/2y =6/7, the value of  X –Y/X+Y + 14/19 is:

a)      13/19

b)      15/19

c)       1

d)      1 1/19

93.       If a/b = 4/5 and b/c = 15/16, then c² - a²/ c²+ a² is:

a)      1/7

b)      7/25

c)       3/4

d)      None of these

94.       If (a – b) is 6 more than (c + d ) and ( a + b) is 3 less than (c – d), then (a – d), then (a – c) is:

a)      0.5

b)      1

c)       1.5

d)      none  of these

95.       If X = a /a-1 and Y = 1 / a-1, then :

a)      X is equal to Y

b)      X is equal to Y only if a< 1

c)       X is greater than Y

d)      X is greater than Y only if a <1

e)      Y is greater than X only if a<1

96.       If 0, < a <1, then the value of a + 1/a is:

a)      Less than 2

b)      Greater than 2

c)       Less than 4

d)      Greater than 4

97.       If a/X + Y/b = 1 and b/y + z/c =1, then X/a + c/z will be equal to:

a)      0

b)      b/y

c)       1

d)      y/b

98.       if a, b, c. are integers; a² + b² = 45 and b² + c² = 40, then the values of a, b and c respectively are:

a)      2,6,3

b)      3,2,6

c)       5,4,3

d)      None of these

99.       If a/3 = b/4 = c/7, then the value of a + b + c / c is:

a)      1/7

b)      2

c)       2

d)      7

100.   If 3X + 7 = X² + P = 7X + 5, what is the value of P?

a)      1/2

b)      8 1/4

c)       8 1/2

d)      Cannot be determined

ANSWERS

91. C

92. C

93. B

94. C

95. C

96. B

97. C

98. B

99. C

100. B