Question
The marks of a student were entered as 88 instead of 68. Due to this, the average marks of the class increased by 0.5. What is the number of students in the class?
More HCF and LCM Questions
- If the product of two numbers is 432 and their HCF is 12, what will be their LCM?
- Find the HCF and LCM of 18 and 30.
- Find the greatest number that will divide 115, 149 and 183 leaving remainders 3, 5, 7 respectively.
- The HCF and LCM of two natural numbers are 14 and 84, respectively. What is the difference between the two numbers, if one of the numbers is 28?
- Calculate the Least Common Multiple (LCM) of the two highest prime numbers under 10.
- Find the HCF of 834 and 582.
- Find the difference between sum of digits of LCM and HCF of 24, 36 and 90.
- Three numbers a, b and c are co-prime to each other such that ab = 70 and bc = 45. Find the value of (a + b + c).
- Find the HCF of 798 and 525.
- Ratio of two numbers 7:9 and their LCM is 1890. Find the sum of the given two numbers.
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