Question
A swimmer decided to swim for 8 hours. He swims 8 laps in
an hour. He takes a break of 20 minutes after every hour. How many laps does he complete in 8 hours?Solution
ATQ,
If he swims 8 laps in an hour, then he completes 56 laps in 8 hours.
0-1 hr --- 8
1:20 - 2:20 hr --- 8
2:40 - 3:40 hr --- 8
4:00 - 5:00 hr --- 8
5:20 - 6:20 hr --- 8
6:40 - 7:40 hr --- 8
8:00 hr --- 8
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The HCF of two numbers is 12. Which one of the following can never be their LCM?
The LCM of two natural numbers is 25 times their HCF. If the product of given two numbers is 3600, then find the LCM of the numbers.Â
The LCM of two numbers is 12 times their HCF. The sum of LCM and HCF is 403 and if both the number are smaller than their LCM. Find both the numbers?
Find the HCF of two numbers if LCM and product of those two numbers are 30 and 960 respectively.
If the highest common factor of two numbers is 18, then which of the following may be the least common multiple of the numbers?
