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
- The greatest number of four digits which when divided by 10, 12, 14 leave remainders 5, 7, 9 respectively is:
- The least number which when divided by 3, 9, 12 and 16 leave zero remainder in each case and when divided by 17 leaves a remainder of 8 is:
- The product of two numbers is 5760 and their GCD is 48. What is the LCM?
- The least number which when divided by 7, 12, 15 and 20 leave zero remainder in each case and when divided by 26 leaves a remainder of 4 is:
- Find the least number which when divided by 12, 15, and 20 leaves remainder 5 each time.
- The LCM and HCF of two integers are 540 and 12 respectively. If one of the integers is 90, find the second integer.
- The HCF and LCM of the two numbers are 225 and 306 respectively. When the first number is divided by 3, the quotient is 15. The other number is.
- Three numbers are in the ratio 1:4:5 respectively. If the HCF of the numbers is 7, then find the LCM of the numbers.
- HCF of two numbers = 12, LCM = 660, one number = 60. Find the other.
- The greatest common divisor of 98 and 490 is:
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