Question
A sum of ₹ 62 was divided among 100 students. If each
boy got 70 paisa and each girl got 45 paisa. Find the number of boys?Solution
₹ 62 = 6200 paisa For 100 students = 6200/100 = 62 paisa 
Number of boys = 17/25 × 100 = 68
What is the average of first 32 multiples of 3.2?
- Let ‘p’ denote the number of primes from 1 to 30, and ‘q’ be the number of prime numbers in the range 31 to 50. What is the product p × q?
Find the smallest integer greater than 100 which leaves remainder 4 when divided by each of 5, 6 and 7.
When the digits of a two-digit number are interchanged, the new number becomes 2 more than 200% of the original number. If the sum of the digits is 7, f...
Find the median of 2, 8, 6, 6, 7, 9, 5, 12 and 13.
If the first term of a geometric progression (GP) is 12 and the common ratio is 4, then find the sum of its 4 terms.
Find the unit digit in (257)45 × (248)73.
Divide 45 into 4 parts such that if the first is increased by 2, the second is decrease by 2, the third is multiplied by 2 and the fourth divided by 2, ...
Find the range of the given data:
110, 135, 120, 95, 105, 115, 125, 140
Find the third proportion of 38 and 19.
Relevant for Exams:
