P is 20% more efficient than Q. If Q can complete a job in 30 days, how many days will P take to complete the same job?

A and B working together can complete a work in 8 days. A alone can do it in 12 days. After working for 4 days, A leaves. How many days will B take to complete the remaining work?

Pipe X can fill a tank in 4 hours. Pipe Y is an outlet pipe. If both pipes are opened, the tank is filled in 6 hours. In how much time can pipe Y empty the full tank alone?

Pipe A can fill a tank in 20 h while pipe B alone can fill it in 10 h and pipe C can empty the full tank in 30 h. If all the pipes are opened together, how much time will be needed to make the tank full?

A man goes from city A to city B at a speed of 60 km/hr and returns at 40 km/hr. What is the average speed for the entire journey?

A 120 m long train crosses a platform 180 m long in 20 seconds. What is the speed of the train in km/hr?

Two trains of length 100 m and 150 m are running on parallel tracks in opposite directions at speeds of 40 km/hr and 50 km/hr respectively. In what time will they cross each other?

The speed of a boat in upstream is 4 km/hr and the downstream speed is 8 km/hr. What is the speed of the boat in still water?

Aashutosh covers a certain distance between his home and college by cycle. Having an average speed of 30 km/h, he is late by 20 min. However, with a speed of 40 km/h, he reaches his college 10 min earlier. Find the distance between his house and college.

Kamal can row a certain distance downstream in 12 h and can return the same distance in 18 h. If the stream flows at the rate of 6 km/h then find the speed of Kamal in still water.

Statement: The Officer Incharge of a Company had a hunch that some money was missing from the safe.

Courses of Action:
  I. He should get it recounted with the help of the staff and
     check it with the balance sheet. 
  II. He should inform the police.

Statement: There is a substantial increase in the number of accidents causing deaths and severe injuries due to malfunctioning of the traffic signals.

Courses of Action:
 I. The traffic police should immediately post traffic personnel at the junctions.
  II. The signal system should immediately be repaired or replaced.

At what angle are the hands of a clock inclined at 20 minutes past 7?

A watch, which gains uniformly, was observed to be 5 minutes slow at 12 noon on Monday. It was noticed 10 minutes fast at 6 p.m. on the next day. When did the watch show the correct time?

What day of the week was 16 January 1972?

If 16th May 2017 was Tuesday, what was the day of the week on 13th May, 2015?

In a dining hall six items Idly, Dosa, Vada, Upma, Paratha, Vadapav are placed in two separate rows with three items in each row. Idly is placed in between Vada and Vadapav. Paratha is to the left of Dosa at one of the corners facing North. Dosa and Idly are exactly opposite to each other. Vada is to the right of Vadapav. Which of the following is opposite to Vada?

Directions: Read the information properly and answer the questions given below:

(i) Hinda, Ira, Jimmy, Kiley, Linda, Mia, and Nia are sitting around a circle and are facing the center.

(ii) Nia is second to the left of Jimmy, who is to the immediate left of Mia.

(iii) Hinda is third to the left of Linda.

(iv) Ira is an immediate neighbour of Kiley and Linda.

Which of the following is the position of Mia?

Directions: Study the following information and answer the following questions.

Eight persons P, U, T, R, M, N, Z and W are sitting around a circular table facing towards the center of the table. U sits equal distant from T in both clock-wise and anti-clockwise direction. P sits exactly to second place right of U. W is not an immediate neighbor of T and there are exactly two people between W and R. R sits at equal distance from both U and T. M sits at equal distant from both Z and N.

Who are the immediate neighbors of W?

By Interchanging the given two numbers which of the following equation will be not correct?

3 and 8

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.

12 * 35 * 63 * 30 * 5 * 477

Which of the following processes involves the conversion of inorganic nitrogen (N2​) from the atmosphere into a form usable by plants, such as ammonia (NH3​) or nitrate (NO3−​)?

Which among the following statements are not correct?

I. The flow of energy in the food chain is Bidirectional.

II. Fresh waters and Marine waters comes under the Terrestrial Ecosystem.

III. Omnivores are organisms which consume both plants and animals.

IV. Population density is the relation between the number of individuals of a population and the area they occupy.

Detritus feeding organisms are referred as

If a zone acts as a junction between two or more diverse ecosystems, then that zone is referred as

Identify the personality in the picture holds which high position.

Planning Commission was replaced by NITI Aayog. What is the full form of NITI in NITI Aayog?

In a Men's T20 Cricket Asia Cup 2025 finals, India beat Pakistan and won the title. Where does this match held?

Who is the CEO of Tesla?