RRB NTPC Mini Mock Test

Tuhin and Pranab can complete a piece of work alone in 42 minutes and 70 minutes respectively. Starting with Tuhin, both of them worked in turns for one minute each until the work was finished. Only the last worker is allowed to work for less than one minute in his last shift. How much time will these two take to complete the work?

Mithali and Julan invested ₹ 336 and ₹ 231 respectively in a business but Mithali withdrew the money after a few months. If the ratio of profit shared by Mithali and Julan at the end of the business is 2:3, after how many months would Mithali have withdrawn her money?

On investing ₹ 1800 for 5 years at 8% simple interest per annum, the interest received will be ₹—-

Paulson usually leaves his house at 8:15 and travels at a certain speed to reach the office on time. One day he travelled at 3 5 of his usual speed and was therefore 45 minutes late. How much time does Paulson usually take to reach his office?

In still water, Rajni can row a boat 135 km in 7.5 hours while she can row a boat 48 km against the current in 4 hours. What is the speed of the water current in km/hr?

Which of the numbers given below is exactly divisible by 24?

Question: If (10x + 5) : (42x + 8) is the cube of 5 : 8, then find x³.

The largest number which on dividing 450, 577 and 704 gives remainders 9, 10 and 11 respectively,

A shopkeeper generally makes a profit of 20% in a certain transaction because a defect in the weighing scale weighs 900 grams instead of 1 kg. If he reduces the price of the item by 10% from the normal price, find his actual profit or loss percentage.

Five persons – A, B, C, D and E are sitting around a circular table. One of them is facing outside (in a direction opposite to the centre of the table) and the other four are facing the centre. C is facing the centre, and sits second to the left of D. B sits second to the right of D. A sits immediate left of both C and D. E sits immediate right of B. Who among them is facing outside?

A contractor has the target of completing a work in 40 days. He employed 20 persons who completed 1/4 of the work in 10 days and left. The number of persons he has to employ to finish the remaining part as per target is:

Two pipes A and B can separately fill a cistern in 60 minutes and 75 minutes respectively. There is a third pipe in the bottom of the cistern to empty it. If all the three pipes are simultaneously opened, then the cistern is full in 50 minutes. In how much time the third pipe alone can empty the cistern

A pipe of diameter d can drain a certain water tank in 40 minutes. What is the time taken by a pipe of diameter 2d for doing the same job?

Which two numbers should be interchanged to make the given equation correct?
9+7×5-18÷2 = 3×4-10 +45÷5

Match the following:

a) Champakulam Boat Race i)Gujrat
b) Somnath Fair ii)Haryana
c) Surajkund fair iii)Rajasthan
d) Baneshwar Fair iv)kerala

India earns maximum foreign exchange from the export of what ?

What are the properties of alkali metals?

Which state of India has the largest number of aluminium smelting plants?

The census of which of the following years is the 14th census of India?

A table is available for ₹2000 cash, or ₹600 down payment and ₹1500 in installments after two months. What will be the rate of interest for the installment plan?

A’ bought a table marked at Rs 3000 at two successive discounts of 10% and 15% respectively. He spent Rs 105 on transportation and sold the table for Rs 3200. What will be his profit percentage?

The concept of Carbon Credit originated from which of the following?

The letter-cluster that will replace the question mark (?) in the following series.

CXB, HUI, MRP, ROW, ?

If December 19, 1992 is Saturday, then what day of the week will be on December 22, 2009?

The major hormone that induces synthesis of glycogen from glucose in the liver is secreted by-

Choose the odd one out From the given option:

A statement is given followed by two possible underlying assumptions I and II. Read all the information carefully, and decide which of the assumptions can be inferred from the given statement?

Statement: If we promote our play in all the local newspapers before the end of this week, we will sell more tickets for our play to be held this weekend. A drama director in city D
Assumptions: I. Newspaper companies in city D take less than a week to finalise advertisements and publish them.
II. Not many people in city D like to watch plays.

If A@B means A is the son of B, A# B means A is the husband of B and A * B means A is the daughter of B, then what does P @ Q *R # S mean?

What type of pyramid will be obtained with the following data?

Secondary consumer : 120 grams
↑
Primary consumer : 60 grams
↑
Primary producer: 10 grams

In a code language, DISTRIBUTION is written as SIDIRTTUBNOI. How will ABBREVIATING be written in the same language?

In a certain code language, ‘GRAB’ is written as ‘5401’ and ‘BANG’ is written as ‘9105’. How will ‘N’ be written in the same code language?

Consider the given question and decide which of the following statements is sufficient to answer the question. What is the weight of ten iron balls if each ball weighs the same?
Statement :
I. One-fourth of each ball weighs 5 kg.
II. The total weight of three iron balls is 20 kg more than the total weight of two iron balls.

Choose the correct to replace “?”

ATM booths fall under which of the following sectors of economic activity?

Who became the first female national racing champion of India?

If ‘+’ means ‘÷’, ‘-‘means ‘+’, ‘x’ means ‘-‘, and ‘÷’ means ‘x’, then what will be the value of the following expression?

[{(48 x 28)-(5÷3)} + (3-4)]

‘Mekedatu Project’ related to which states ?

Frist newspaper published in the India was started by J.A. Hickey in 1780 under what name ?

What is Ashok Mehta Committee (1977) related to ?

Cocos Plate is found between ?

The country which is the largest producer of silk in the world:

“National Girl Child day” is celebrated on:

What was the theme of 76th Republic Day (26th January 2025):

Study the given pattern carefully and select the number that can replace the question mark (?).

In which of the following sites have the remains of wells in houses been found in the developed stage of the Indus Valley Civilization?

Who raised the flag of Poorna Swaraj in the Congress session of 1929?

Which law was not historic in the development of the Constitution during the British rule?

According to the arrangement of the Supreme Court, it is the fundamental right of every citizen to hoist the national flag on private buildings.

HOPEX’ military exercise has been organised between which two countries?