myTestBook.com Math Reading Science Practice Test for Grade 1, 2, 3, 4 & 5    
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Grade: 6,    Subject: Math,    Topic: Lowest Common Multiple(L.C.M)
Question 1:
Find the smallest number which when divided by 19,57 and 133 leaves remainder of 5?

235404

575195
 
Question 2:
For the morning walk Jessica, Britney and Nancy step off together.Their steps measure 70 cm ,75 cm and 80 cm respectively.What is the minimum distance each should walk so that all can cover the same distance in complete steps?

7400 cm.700 cm.

8400 cm.750 cm.
 
Question 3:
In 'HAPPY PLAY SCHOOL' four bells ring at intervals of 3, 4, 5 and 6 seconds respectively.All the bells ring together after?

30 seconds.20 seconds.

7 seconds.60 seconds.
 
Question 4:
Steven is trying to find out the least common number which can be a multiple of 18,24,36 and 45. Which of the following numbers will he get finally as the answer?

460360

420180
 
Question 5:
Which smallest number when divided by 25, 40 and 60 leaves remainder 7 in each case?

407507

250607
 
Question 6:
Determine the two numbers nearest to 10,000 which are exactly divisible by each of 2,3,4,5,6 and 7?

9660 and 10,080.12,000 and 13,000.

10,010 and 10,011.90,001 and 10,008.
 
Question 7:
There are two groups of 32 girls and 36 boys respectively, present in the Global SCHOOL Library to read the story books. Determine the minimum number of the books required to be distributed equally among the groups of boys and girls?

220288

172164
 
Question 8:
Find the least number which is exactly divisible by 14,21,24,30 and 42?

840420

460820
 
Question 9:
Determine the least number which is exactly divisible by 16,24 and 36?

122144

422236
 
Question 10:
The L.C.M of 198,135,108,54 and 22 is?

45606430

64505940
 
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