Quadratic Equation - MCQ 2 - Mechanical Engineering MCQ
20 Questions MCQ Test General Aptitude for GATE - Quadratic Equation - MCQ 2
The ratio of the present age of Bala to that of Arnav is 3 : 11. Arnav is 12 years younger than Rahim. Rahim’s age after 7 years will be 85 years.
Quantity I: The present age of Bala’s father, who is 25 years older than Bala
Quantity II: Rahim’s present age
Quantity II: Rahim’s present age
Mr. Ramesh bought two watches which together cost him Rs.440. He sold one of the watches at a loss of 20% and the other one at a gain of 40%. The selling price of both watches are same.
Quantity I: SP and CP one of the watches sold at a loss of 20%
Quantity II: SP and CP one of the watches sold at a profit of 40%
Quantity II: SP and CP one of the watches sold at a profit of 40%
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Ravi, Hari and Sanjay are three typists, who working simultaneously, can type 228 pages in four hours. In one hour, Sanjay can type as many pages more than Hari as Hari can type more than Ravi. During a period of five hours, Sanjay can type as many passages as Ravi can, during seven hours.
Quantity I: Number of pages typed by Ravi
Quantity II: Number of pages typed by Hari
Quantity II: Number of pages typed by Hari
The length of a rectangle wall is 3/2 times of its height. The area of the wall is 600m².
Quantity I: Height of the wall
Quantity II: Length of the wall
Quantity I: x² – 26x + 168 = 0
Quantity II: y² – 29y + 210 = 0
Quantity I: x² – 21x + 110 = 0
Quantity II: y² – 18x + 80 = 0
A Cistern has an inlet pipe and outlet pipe. The inlet pipe fills the cistern completely in 1 hour 20 minutes when the outlet pipe is plugged. The outlet pipe empties the tank completely in 6 hours when the inlet pipe is plugged.
Quantity I: X = Inlet Pipe Efficiency
Quantity II: Y = Outlet Pipe Efficiency
Out of 14 applicants for a job, there are 6 women and 8 men. It is desired to select 2 persons for the job.
Quantity I: Probability of selecting no woman
Quantity II: Probability of selecting at least one woman
A basket contains 6 White 4 Black 2 Pink and 3 Green balls. If four balls are picked at random,
Quantity I: Probability that at least one is Black.
Quantity II: Probability that all is Black.
Two pipes A and B can fill a tank in 12 hours and 18 hours respectively. The pipes are opened simultaneously and it is found that due to leakage in the bottom of the tank it took 48 minutes excess time to fill the cistern.
Quantity I: Due to leakage, time taken to fill the tank
Quantity II: Time taken to empty the full cistern
Mr. Ramesh has three daughters namely Rohini, Anita and Keerthi. Rohini is the eldest daughter of Mr. Ramesh while Keerthi is the youngest one. The present ages of all three of them are square numbers. The sum of their ages after 5 years is 44.
Quantity I: The age of Rohini and Anita after two years
Quantity II: The age of Rohini and Keerthi after four years
A sum of Rs. 8800 is to be divided among three brothers Anil, Deepak and Ramesh in such a way that simple interest on each part at 5% per annum after 1, 2 and 3 year respectively remains equal.
Quantity I: Share of Ramesh
Quantity II: Share of Anil
Person A sold his car to Person B at a profit of 20% and B sold it to C at a profit of 10%. Person C sold it to a mechanic at a loss of 9.09%. Mechanic spent 10% of his purchasing price and then sold it at a profit of 8.33% to Person “A” once again
Quantity I: Selling Price of A
Quantity II: Selling Price of C
Smallest side of a right-angled triangle is 13 cm less than the side of a square of perimeter 72 cm. The second largest side of the right angled triangle is 2 cm less than the length of the rectangle of area 112 cm² and breadth 8 cm.
Quantity I: Six more than the side of the right-angled triangle(not the smallest)
Quantity II: The Sum of Hypotenuse of the right-angled triangle and the smallest side
Two pipes P and Q can fill a cistern in 10 hours and 20 hours respectively. If they are opened simultaneously. Sometimes later, tap Q was closed, then it takes total 8 hours to fill up the whole tank.
Quantity I: x = Pipe “Q” Efficiency. y = net efficiency
Quantity II: x = Pipe “P” Efficiency. y = net efficiency
In an office there are 40% female employees. 50% of the male employees are UG graduates. The total 52% of employees are UG graduates out of 1800 employees.
Quantity I: Male Employees who are UG Graduates
Quantity II: Female Employees who are UG Graduates
Suresh spends 23% of an amount of money on an insurance policy, 33% on food, 19% on children’s education and 16% on recreation. He deposits the remaining amount of Rs. 504 in bank.
Quantity I: Amount spend on food and insurance policy together
Quantity II: Amount spend on children’s education and recreation together
Last year there were 610 boys in a school. The number decreased by 20 percent this year. The number of girls is 175 percent of the total number of boys in the school this year.
Quantity I: Total number of boys in the school this year.
Quantity II: Half of total number of Girls in the school this year.
Two persons A and B start from the opposite ends of a 450 km straight track and run to and from between the two ends. The speed of the first person is 25 m/s and the speed of other is 35 m/s. They continue their motion for 10 hours.
Quantity I: First person speed
Quantity II: Second person speed
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198 videos|165 docs|152 tests
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198 videos|165 docs|152 tests
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