Question
A boy can swim in still water at a speed of 8 km/hr. If the speed of the current would have been 3 km/hr, then the boy could swim 55 km
More HCF and LCM Questions
- The LCM of two numbers is 1800 while their HCF is 36. If one of the numbers is 432, then the other number is:
- Three numbers are in the ratio 2:3:4 respectively. If the HCF of the numbers is 6, then find the LCM of the numbers.
- The HCF of two numbers is 8. Which of the following can never be their LCM?
- The LCM of two numbers is 2250 while their HCF is 50. If one of the numbers is 450, then the other number is:
- Find the HCF of 756, 1134 and 1386.
- Three numbers a, b and c are co-prime to each other such that ab = 78 and bc = 65. Find the value of (a + b + c).
- The length of a width is 20 cm and the side of a square is 24 cm less than the length and width of the rectangle. If perimeter of the rectangle is 30 cm mo...
- A number is three times another number and their HCF is 8. What is the sum of the squares of the numbers?
- HCF of two numbers 60 and 100 can be expressed in the form of (25m – 80) whereas LCM of these two numbers can be expressed in the form of (40n – 20). Find ...
- The least common multiple (LCM) of two numbers is 22 times their highest common factor (HCF). One of the numbers is 132, and the sum of the HCF and LCM is ...
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