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Grade:
6
, Subject:
Math
, Topic:
LCM
Question 1:
What is the smallest 3-digit number that is divisible by 18, 36 and 45?
160
360
140
180
Question 2:
Albert, Rohan and Robin step off together for their school. Their steps measure 60 cm, 75 cm and 90 cm respectively. What is the minimum distance each should walk so that all can cover that distance in complete steps?
100 cm
900 cm
600 cm
750 cm
Question 3:
The least common multiple of 80, 85 and 90 is _____.
12,240
7,200
6,810
16,420
Question 4:
What is the LCM of 4 and 17?
17
171
71
68
Question 5:
The smallest number, which when divided by 18, 108 and 144 leaves a remainder of 1 in each case _____.
420
433
400
480
Question 6:
Find the least common multiple of 6 and 18.
108
180
18
186
Question 7:
Help Kate in finding the smallest 3-digit number, which is exactly divisible by 8, 12 and 16.
122
144
120
160
Question 8:
120 is the smallest 3-digit number which exactly divisible by _________.
12, 16 and 32
18, 20 and 30
6, 8 and 12
36, 45 and 60
Question 9:
David is calculating the LCM of 9 and 4. Which number will he get as a result?
72
36
49
Can not be determined
Question 10:
The smallest number, which when divided by 15, 20 and 48, leaves 9 as a remainder in each case, is ____.
240
420
480
249
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