List of top Mathematics Questions on Arithmetic Operations

The sum of first 3 terms of an arithmetic sequence is 30 and the sum of first 7 terms is 140.

The table below gives 45 students, classified according to their scores obtained in an examination. 
They are lined up according to their scores. 

 

One side of a rectangle is 30 metre longer than the other and its area is 351 square metres.
Sum of first n terms of an arithmetic sequence is n² + 6n.
7th term of an arithmetic sequence is 100 and 11th term is 140.
(ii) What is the third term of this sequence ?
Find two numbers with sum 4 and product 2.
Write the sequence of natural numbers which leaves a remainder 1 on division by 4.
Is this an arithmetic sequence ? Why ?
Write the algebraic form of the arithmetic sequence got by adding 2 to each term of the above sequence.
Sum of first and 25th terms of an arithmetic sequence is 70.
(ii) What is the 13th term of this sequence ?
Sum of first and 25th terms of an arithmetic sequence is 70.
(iii) Find the sum of first 25 terms of this sequence.
7th term of an arithmetic sequence is 100 and 11th term is 140.
(i) What is fifteenth term of this sequence ?
The sum of first 3 terms of an arithmetic sequence is 30 and the sum of first 7 terms is 140.
(iii) Write the first three terms of this sequence.
Sum of first and 25th terms of an arithmetic sequence is 70.
(i) What is the sum of 4th and 22nd terms of this sequence ?
In which of the arithmetic sequences given below, 37 is a term ?
Which of the following is the algebraic form of the arithmetic sequence 6, 10, 14, .... ?
Solve: \( 3 + \frac{1}{2 + \frac{1}{5 + \frac{1}{4}}} \)
If \( \times \) means \( + \), \( + \) means \( \div \), \( - \) means \( \times \), and \( \div \) means \( - \), then evaluate: 8 \( \times \) 7 \( - \) 8 \( + \) 40 \( \div \) 2.
A firm needs both skilled labour and unskilled labour. Skilled wage = ₹ 40{,}000 per month; unskilled wage = ₹ 15{,}000 per month. The total wage bill for 100 labourers is ₹ 23{,}75{,}000 in a month. How many skilled labour are employed? {(in Integer)}
A firm needs both skilled labour and unskilled labour. Skilled wage = ₹ 40{,000 per month; unskilled wage = ₹ 15{,}000 per month. The total wage bill for 100 labourers is ₹ 23{,}75{,}000 in a month. How many skilled labour are employed? (in Integer)}
The population of a country increased by 5% from 2020 to 2021. Then, the population decreased by 5% from 2021 to 2022. By what percentage did the population change from 2020 to 2022?

A firm needs both skilled labour and unskilled labour. Skilled wage = ₹ 40,000 per month; unskilled wage = ₹ 15,000 per month. The total wage bill for 100 labourers is ₹ 23,75,000 in a month. How many skilled labour are employed? (in Integer)

The population of a country increased by 5% from 2020 to 2021. Then, the population decreased by 5% from 2021 to 2022. By what percentage did the population change from 2020 to 2022?
The population of a country increased by 5% from 2020 to 2021. Then, the population decreased by 5% from 2021 to 2022. By what percentage did the population change from 2020 to 2022?

A firm needs both skilled labour and unskilled labour. Skilled wage = ₹ 40,000 per month; unskilled wage = ₹ 15,000 per month. The total wage bill for 100 labourers is ₹ 23,75,000 in a month. How many skilled labour are employed? (in Integer)