Following questions are completely based upon numbers. In the test, every question consists of four numbers labeled as option A, B, C and D. Your task is to find out the group of digits which contains a “9”. If digit “9” exists in any number (option) then your answer is that option. If more than one number (option) has digit 9, the answer will be E.
A.6347727 B.3501593 C.7143677 D.9002470
1). A
2). B
3). C
4). D
If \(\frac{{\cos \alpha }}{{\cos \beta }} = a,\frac{{\sin \alpha }}{{\sin \beta }} = b,\) then sin2β is equal to
1). \(\frac{{{a^2} - 1}}{{{a^2} + {b^2}}}\)
2). \(\frac{{{a^2} + 1}}{{{a^2} - {b^2}}}\)
3). \(\frac{{{a^2} - 1}}{{{a^2} - {b^2}}}\)
4). \(\frac{{{a^2} + 1}}{{{a^2} + {b^2}}}\)
Two numbers are in the ratio of 5 ∶ 7. If the twice of smaller number is less than twice of the larger number by 30. The value of smaller number is_________
Following questions are completely based upon numbers. In the test, every question consists of four numbers labelled as option A, B, C and D. Your task is to find out the group of digits which contains a “9”. If digit “9” exists in any number (option) then your answer is that option. If more than one number (option) has digit 9, the answer will be E.
A.450447 B.317004 C.484430 D.912272
1). A
2). B
3). C
4). D
In a row of 63 cars, black car is 32nd from the right end. What is its position from left end?
1). 32
2). 31
3). 33
4). 34