Search questions

If Ram's income is 25% more than Shyam's and Shyam earns ₹80,000, what percent less is Shyam's income than Ram's?

A number is first decreased by 15% and then increased by 20%. The number so obtained is 78 more than the original number. The original number is:

The expenditure of Sudha is $175\%$ more than her savings. If her expenditure decreases by 12% and savings increase by 40.5%, then by what percent does her income increase?

P's income is 30% less than Q's. By what percent is Q's income more than $P^{\prime }$ s?

A metallic conical bowl with base radius 25cm and height 34cm is uniformly heated, increasing all dimensions by 10%. By how much does the volume increase?

If P is 60% more than Q, and R is 80 % less than the sum of $P$ and $Q$, then $R$ is what percent of $P$ ?

The budget for a construction project is allocated to land acquisition, building materials, and labor in the ratio 4 : 3 : 3. During the project, the cost of land acquisition rose by 8%, building materials rose by 12%, and labor fell by 15%. What is the percent change (increase or decrease) in the total project cost?

In a city, the current number of literate people is 25,000. If the number of literate females decreases by 5% and the number of literate males increases by 10%, the total literate population becomes 25,250. What is the present number of literate females in the city?

A rectangular park is 80 m by 40 m. A semicircular pond of diameter 20 m is inside it. What percent of the park's area does the pond occupy?

Ravi scores 35% marks and fails by 20 marks. Sohan scores $45\%$ marks and gets 30 marks more than the pass marks. Find the maximum marks of the exam.

A student scored 25% more marks in History than in English. If the average of his marks in both subjects is 81 , what are his marks in English ?

In a survey conducted at a university, it was found that 60% of the students like Mathematics, 50% like Physics, and 20% like both Mathematics and Physics. Among the remaining students, 30% prefer Computer Science, while the rest have no preference. If the total number of students surveyed is 500 , how many students had no preference for any of the three subjects?

Identify the incorrect sentence.

A contractor estimated that a project would cost ₹ $6,00,000$. He planned to spend $50\%$ of the cost on materials, $30\%$ on labor, and the remaining amount on contingency. Later, due to price fluctuations, the material cost increased by $10\%$, the labor cost increased by $20\%$, while the contingency cost remained unchanged. What is the new total cost of the project?

The price (per litre) of petrol increases by 85%. By what percent should its consumption be reduced such that the expenditure on it increases by 48% only ?

The price (per litre) of petrol increases by 85%. By what percent should its consumption be reduced such that the expenditure on it increases by 11% only ?

Two numbers, $m$ and $n$, are such that the sum of $4\%$ of $m$ and $6\%$ of $n$ is equal to half of the sum of 7% of m and $14\%$ of n . Determine the ratio of $m:n$.

If the numerator of a fraction is decreased by 10% and the denominator is increased by 15%, the value of the new fraction becomes $\frac{2}{5}$. What is the original fraction?

The price of petrol shot up by 15%. Before the hike, the price was Rs. 82 per litre. A man travels 2,639 km every month and his car gives a mileage of 13 km per litre. What is the increase in the monthly expenditure (to the nearest Rs.) on the man's travel due to the hike in the petrol prices?