Question
If for passing, the student has to obtain minimum 70%
marks in the average of five subjects, how many students will pass?Solution
Minimum marks for passing = 70% of 150 = 105 It means those who obtained either 105 or more than 105 marks in the average of five subjects will be declared as passed. Required number = 39 + 32 = 71
Three numbers are in the ratio 5:6:9 respectively. If the HCF of the numbers is 2, then find the LCM of the numbers.
A baker has four different varieties of cookies in quantities of 540, 720, 810, and 630. He wishes to pack these cookies such tha...
The LCM of two numbers is 3 times of their HCF. The sum of LCM and HCF is 240. If one of the number is 200, then the other number is:
- If the product of two numbers is 225 and their HCF is 15, then find the LCM of the given two numbers.
The LCM and the HCF of the numbers 30 and 45 are in the ratio:
The sum of two numbers is 99 and their HCF is 9. Total number of such pairs of numbers is?
The greatest number of four digits which when divided by 10, 12, 14 leave remainders 5, 7, 9 respectively is:
Two numbers are in ratio 23:12. If their HCF is 8, then find the LCM of the given two numbers.
The LCM of two numbers is 4 times of their HCF. The sum of LCM and HCF is 280. If one of the number is 224, then the other number is:
Find the total number of Prime factor in the given expression?
315 × 56 × 68