Number System (including HCF LCM)

Rohit spends 40\% of his monthly income on rent, and then spends \(\frac{1}{3}\) of the remaining income on groceries. H...

There are some series given below and each series contains one wrong term. Find out the wrong term from the series: 100...

Identify the wrong term in the following number series: $$8, 111, 231, 376, 546, 743, 969$$...

![Screenshot 2025-12-01 200407.png](https://res.cloudinary.com/aptidude/image/upload/v1764600229/aptidude_questions/b6qq...

![Screenshot 2025-12-01 200407.png](https://res.cloudinary.com/aptidude/image/upload/v1764600123/aptidude_questions/rjfy...

![Screenshot 2025-12-01 200407.png](https://res.cloudinary.com/aptidude/image/upload/v1764600013/aptidude_questions/uyh2...

![Screenshot 2025-12-01 200407.png](https://res.cloudinary.com/aptidude/image/upload/v1764599887/aptidude_questions/p77b...

![Screenshot 2025-12-01 200407.png](https://res.cloudinary.com/aptidude/image/upload/v1764599721/aptidude_questions/chb...

Study the given information carefully and answer the question. The revenue of a railway zone was collected through Onli...

The average revenue from online ticket sales in FY 2014-15, FY 2015-16, and FY 2016-17 was ₹ 1150 crore. If the revenue ...

Study the given information carefully and answer the given questions. The revenue of a given railway zone was collected ...

Study the given information carefully and answer the given questions. The revenue of a given railway zone was collected ...

The revenue of a railway zone was collected from Online Ticket Sales, Offline Ticket Sales, Freight, and Fines during th...

A and B together can complete a work in 20 days. B starts working alone and works for 15 days, then A takes over and fin...

Given that $mn \neq 0$, compare the following two quantities: **Quantity I:** $m = n$ **Quantity II:** $\frac{m}{n}$ ...

Given the two quadratic equations: Quantity I: $$\frac{x^2}{5} + x + \frac{4}{5} = 0$$ Quantity II: $$3y^2 + 4y + 1 = ...

M is an integer randomly chosen from the set \( \{7, 14, 25, 27, 33, 29, 30\} \). **Quantity I:** Probability that the ...

A boat takes a total of 4 hours to travel 14 km upstream and 36 km downstream. It takes 5 hours to travel 20 km upstream...

The difference between the area of a circular field and the area of a square field is 168 sq m. The side of the square f...

A container holds a mixture of two liquids A and B in the ratio $7 : 5$. When $9$ liters of this mixture is removed and ...

A box contains 2 red balls and 3 green balls. Two balls are drawn at random. What is the probability that both balls dra...

Mr. Thomas invested an amount of ₹13,900 divided into two different schemes A and B at simple interest rates of 14% p.a....

How much time will it take for an amount of $900$ to yield $81$ as interest at $4.5\%$ per annum of simple interest?...

A, B and C jointly thought of engaging themselves in a business venture. It was agreed that A would invest ₹6,500 for 6 ...

A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same d...

A tank is initially empty. Inlets A, D, and E are opened one after another for one hour each and then closed. After that...

Inlet E was open for 2 hours and then closed. The remaining part of the tank was filled by inlets B and C working togeth...

When the tank was completely full, outlets X and Z were opened together for *H* hours. If outlet Z alone had been opened...

A tank is initially full. Outlets X and Y are opened together and they empty the tank for 8 hours 30 minutes. After that...

The time taken to fill an empty tank completely when inlet A and outlet X are opened together is 6 hours 40 minutes less...

A train travelling at $100 \text{ km/h}$ overtakes a motorbike travelling at $64 \text{ km/h}$ in $40$ seconds. What is ...

A runs 25\% faster than B and is able to allow B a lead of 7 m to end a race in dead heat. What is the length of the rac...

**A** can complete a project in $20$ days and **B** can complete the same project in $30$ days. If **A** and **B** start...

A mango costs Rs. 200 and an orange costs Rs. 100. If the price of mango increases by 20% and the price of orange increa...

**Mithu bhai sells rasgulla at Rs. 15 per kg. A rasgulla is made up of flour and sugar in the ratio of quantity 5 : 3. T...

A train Pawan express of length 380 m running with the speed of 108 km/h crosses a platform of certain length in 37 seco...

There are two circles with different radii. The radius of the smaller circle is \(\frac{3}{7}\) of the radius of the lar...

Alekh and Alia together can complete a task in 5 days, while Alia and Aman together can finish the same task in 15 days....

If the overhead expenditure of a product in 2017 increased by 45% compared to that in 2016, what is the percentage incre...

![Screenshot 2025-11-27 132401.png](https://res.cloudinary.com/aptidude/image/upload/v1764230078/aptidude_questions/zkqv...

Given the following data for a product over different years (in INR thousands): | Year | Selling Price (SP) | Cost Pric...

In the year 2011, a company sold 15 products. The total revenue earned from these sales was used to donate \( \frac{1}{9...

If the company maintains the same profit margin in the year 2015 as it had in 2013, what will be the selling price of th...

**Direction:** Given below are two quantities named I and II. Based on the given information, you have to determine the ...

Given below are two quantities named I and II. Based on the given information, determine the relation between the two qu...

Quantity I: Ram invested a sum of Rs. 52,000 in a scheme offering compound interest at the rate of 10\% per annum. Find ...

Given a solid cuboid of dimensions $3 ext{ cm} imes 30 ext{ cm} imes 30 ext{ cm}$ and a cube of side $30 ext{ cm}$...

Given the two quadratic equations: **Quantity I:** $2x^2 + 29x + 50 = 0$ **Quantity II:** $3y^2 + 18y + 27 = 0$ Deter...

In school S, 20\% of the students who passed the examination received a scholarship. If 120 boys from school S were awar...

In school R, the total number of students who received scholarships is 540. If 20\% of the boys in school R received sch...