If sinθ = (p² − 1) / (p² + 1), then cosθ is equal to:
Question : If sinθ = (p² − 1) / (p² + 1), then cosθ is equal to : Options : […]
SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_01_Maths, SSC_CPO_Mock_02_Maths, SSC_GD_Mock_02_Maths, Trignnometry
SSC_CGL_Mock_02
Race, SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_02_Maths, SSC_CPO_Mock_02_Maths, SSC_GD_Mock_03_Maths
In a 400-metre race, A runs at a speed of 16 m/sec. If A gives B a start of 15 metres and still beats him by 10 sec, then what is the speed of B ?
Question : In a 400-metre race, A runs at a speed of 16 m/sec. If A gives B a start
Boat & Stream, SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_01_Maths, SSC_CPO_Mock_01_Maths, SSC_GD_Mock_02_Maths
A person can row a distance of 4 km upstream in one hour 20 minutes and can row back to the starting point in just 24 minutes. How much time (in hours) will he take to row 13 km in still water ?
Question : A person can row a distance of 4 km upstream in one hour 20 minutes and can row
SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_02_Maths, SSC_CPO_Mock_01_Maths, SSC_CPO_Mock_02_Maths, SSC_GD_Mock_02_Maths, Time Speed and Distance
A takes 30 minutes more than B to cover a distance of 15 km at a certain speed. But if A doubles his speed, he takes one hour less than B to cover the same distance. What is the speed (in km/hr) of B ?
Questions : A takes 30 minutes more than B to cover a distance of 15 km at a certain speed.
Pipe and Cistern, SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_02_Maths, SSC_CPO_Mock_01_Maths, SSC_GD_Mock_02_Maths
Pipes A and B can fill a tank in 10 hours and 40 hours, respectively. C is an outlet pipe attached to the tank. If all the three pipes are opened simultaneously, it takes 80 minutes more time than what A and B together take to fill the tank. A and B are kept opened for 7 hours and then closed and C was opened. C will now empty the tank in :
Questions : Pipes A and B can fill a tank in 10 hours and 40 hours, respectively. C is an
SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_01_Maths, SSC_CPO_Mock_01_Maths, SSC_GD_Mock_02_Maths, Time and Work
The ratio of the efficiencies of A, B and C is 7 : 5 : 8. Working together, they can complete a piece of work in 42 days. B and C worked together for 21 days and the remaining work was completed by A alone. The whole work was completed in:
Questions : The ratio of the efficiencies of A, B and C is 7 : 5 : 8. Working together,
Average, SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_01_Maths, SSC_CPO_Mock_01_Maths, SSC_GD_Mock_02_Maths
The average weight of a certain number of students in a class is 68.5 kg. If 4 new students having weights 72.2 kg, 70.8kg, 70.3 kg and 66.7 kg join the class, then the average weight of all the students increases by 300 g. The number of students in the class initially is:
Questions : The average weight of a certain number of students in a class is 68.5 kg. If 4 new
Partnership, SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_02_Maths, SSC_CPO_Mock_01_Maths
Keshav, Surjeet and Thomas started a business with investments in the ratio 2 : 3 : 4. The ratio of their period of investments is 5 : 6 : 9. Twenty percent of the profit was spent on rent and maintenance of the office. Remaining profit was distributed among themselves. If the difference in the shares of profit of Keshav and Surjeet is ₹7264, then how much is the total profit (in ₹) ?
Questions : Keshav, Surjeet and Thomas started a business with investments in the ratio 2 : 3 : 4. The
Age, SSC_CGL_Mock_02_Maths, SSC_CHSL_Mock_02_Maths, SSC_CPO_Mock_01_Maths
The current ages of Sudhir and Ashish are in the ratio 5 : 7. Twelve years ago, the ratio of their ages was 1 : 2. What will be the age of Sudhir after five years from now ?
Questions : The current ages of Sudhir and Ashish are in the ratio 5 : 7. Twelve years ago, the
Mixture and alligation, SSC_CGL_Mock_02_Maths, SSC_CPO_Mock_01_Maths, SSC_GD_Mock_03_Maths
Alloy A contains metals x and y in the ratio 5 : 2 and alloy B contains these metals in the ratio 3 : 4. Alloy C is prepared by mixing A and B in the ratio 4 : 5. The percentage of y in alloy C is:
Questions : Alloy A contains metals x and y in the ratio 5 : 2 and alloy B contains these