List of top Mathematics Questions on Elementary Mathematics

Students of a class are made to stand in rows. If 4 students are extra in each row, then there would be 2 rows less. If 4 students are less in each row, then there would be 4 more rows. The number of students in the class is

A man has 1044 candles. After burning, he can make a new candle from 9 stubs left behind. Find the maximum number of candles that can be made.

In a class of 50 students, 23 speak English, 15 speak Hindi and 18 speak Punjabi. 3 speak only English and Hindi, 6 speak only Hindi and Punjabi and 6 speak only English and Punjabi. If 9 can speak only English, then how many students speak all the three languages?

\((\frac{1}{2})\) log₁₀ 25-2log₁₀ 3 + log₁₀ 18 equals

The average of 11 numbers is 10.9. If the average of the first six numbers is 10.5 and that of the last six numbers is 11.4, then the middle number is

The cost function at production x is defined as C (x) = 3x³- x + 2 and sale function at A cost x is defined as S(x) = \((\frac{A}{x^\frac{1}{3}})\). Which of the following is true?

The slope of a function y = x³ + kx at x= 2 is equal to the area under the curve z = a² + a between points a = 0 and a = 3 Then the value of k is

A box of light bulbs contains 24 bulbs. A worker replaces 17 bulbs in the shipping department and 13 bulbs in the accounting department. How many boxes of bulbs did the worker use?

A worker makes a basket in \(\frac{2}{3}\) of an hour. If he works for \(7(\frac{1}{2})\) hours, then how many baskets will he make?

When a bus started from the first stop, the number of male passengers to the number of female passengers was 3: 1. At the first stop, 16 passengers got down and 6 more female passengers got in. The ratio of the male to female passengers now became 2: 1. What was the total number of passengers in the bus when it started from the first stop?

At a dinner party, every two guests used a dish of rice between them. Every three guests used a dish of daal and every four used a dish of meat between them. There were altogether 65 dishes. How many guests were present?

The average (arithmetic mean) of x and y is 40. If z = 10, then what is the average of x, yand z?

Students of a class are made to stand in rows. If 4 students are extra in a row, there would be 2 rows less. If 4 students are less in a row, there would be 4 more rows. Find the numberof students in the class.

Rs 6500 were divided equally among a certain number of persons. Had there been 15 more persons, each would have got Rs 30 less. Find the original number of persons.

A person on tour has Rs 360 for his daily expenses. If he extends his tour for 4 days, he hasto cut his daily expensesby Rs3. Find the original duration of the tour.

In a zoo, there are rabbits and pigeons. If their heads are counted, these are 90 while their legs are 224. Find the number of pigeons in the zoo.

If the arithmetic mean of two numbers is 5 and geometric mean is 4, then the numbers are