The traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they change simultaneously at 7 a.m., at what time will they change simultaneously again?
Ncert Solutions Class 6th Chapter 3 Playing with Numbers Exercise 3.7 Question 5
Determine the greatest 3-digit number exactly divisible by 8, 10 and 12.
Ncert Solutions Class 6th Chapter 3 Playing with Numbers Exercise 3.7 Question 4
Determine the smallest 3-digit number which is exactly divisible by 6, 8 and 12.
Ncert Solutions Class 6th Chapter 3 Playing with Numbers Exercise 3.7 Question 3
The length, breadth and height of a room are 825 cm, 675 cm and 450 cm respectively. Find the longest tape which can measure the three dimensions of the room exactly.
Ncert Solutions Class 6th Chapter 3 Playing with Numbers Exercise 3.7 Question 2
Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. What is the minimum distance each should cover so that all can cover the distance in complete steps?
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