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
- From a point on circular track 20 km long P, Q and R started running in the same direction at the same time with speed of 4 km per hour, 2 km per hour, 10 ...
- The maximum number of students among whom 891 pens and 810 pencils can be distributed in such a way that each student gets same number of pens and same num...
- The least common multiple (LCM) of two numbers is 144, and the numbers are in the ratio 4:6. Find their sum.
- From a point on a circular track 10 km long A, B and C started running in the same direction at the same time with speeds of 3(1/3) km/h, 5 km/h and 2 km/h...
- The HCF and LCM of two natural numbers are 15 and 75, respectively. What is the difference between the two numbers, if one of the numbers is 25?
- The HCF of 450 and 740 is 150, their LCM is:
- If the ratio of two numbers is 8 : 9 and their HCF is 6 then their LCM will be :
- What will be the greatest common divisor (GCD) of (x² - 12x + 35) and (x² - 9x + 14).
- The least multiple of 19, which on dividing by 5,6,7,8 and 9 leaves remainder 2 in each case is
- The product of two numbers is 10140 and their HCF is 13. Total number of such pairs of numbers is?
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
