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Find the L.C.M. of the following numbers in which one number is the factor of the other. (a) 5, 20
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1
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498
|
April 3, 2019
|
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Find the L.C.M. of the following numbers: (a) 9 and 4
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1
|
961
|
April 3, 2019
|
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Find the smallest four digit number which is divisible by 18, 24 and 32
|
|
1
|
530
|
April 3, 2019
|
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Find the least number which when divided by 6, 15 and 18 leave remainder 5 in each case
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1
|
915
|
April 3, 2019
|
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Three tankers contain 403 liters, 434 liters and 465 liters of diesel respectively
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1
|
228
|
April 3, 2019
|
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The traffic lights at three different road crossings change after every 48 seconds, 72 seconds
|
|
1
|
256
|
April 3, 2019
|
|
Determine the largest 3-digit number exactly divisible by 8, 10 and 12
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|
1
|
438
|
April 3, 2019
|
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Determine the smallest 3-digit number which is exactly divisible by 6, 8 and 12
|
|
1
|
390
|
April 3, 2019
|
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The length, breadth, and height of a room are 825 cm, 675 cm, and 450 cm, respectively
|
|
1
|
172
|
April 3, 2019
|
|
Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm, and 77 cm,
|
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1
|
307
|
April 3, 2019
|
|
Renu purchases two bags of fertilizer of weights 75 kg and 69 kg
|
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1
|
467
|
April 3, 2019
|
|
H. C.F. of co-prime numbers 4 and 15 was found as follows factorization:
|
|
1
|
278
|
April 3, 2019
|
|
What is the H.C.F. of two consecutive : (a) numbers?
|
|
1
|
94
|
April 3, 2019
|
|
Find the HCF of the following numbers : (a) 18, 48
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|
1
|
1067
|
April 3, 2019
|
|
I am the smallest number, having four different prime factors. Can you find me?
|
|
1
|
215
|
April 3, 2019
|
|
18 is divisible by both 2 and 3. It is also divisible by 2 x 3 = 6. Similarly,
|
|
1
|
266
|
April 3, 2019
|
|
Determine if 25110 is divisible by 45
|
|
1
|
226
|
April 3, 2019
|
|
In which of the following expressions, prime factorisation has been done?
|
|
1
|
284
|
April 3, 2019
|
|
The sum of two consecutive odd numbers is divisible by 4. Verify this statement with the help of same examples
|
|
1
|
469
|
April 3, 2019
|
|
The product of three consecutive numbers is always divisible by 6
|
|
1
|
364
|
April 3, 2019
|
|
Find all the prime factors of 1729 and arrange them in ascending order
|
|
1
|
370
|
April 3, 2019
|
|
Write the smallest 5-digit number and express it in the form of its prime factors
|
|
1
|
722
|
April 3, 2019
|
|
Write the greatest 4-digit number and express it in terms of its prime factors
|
|
1
|
610
|
April 3, 2019
|
|
Which factors are not included in the prime factorisation of a composite number?
|
|
1
|
339
|
April 3, 2019
|
|
Here are two different factor trees for 60. Write the missing numbers
|
|
1
|
153
|
April 3, 2019
|
|
Which of the following statements are true? (a) If a number is divisible by 3, it must be divisible by 9
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|
1
|
81
|
April 3, 2019
|
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A number is divisible by 12. By what other numbers will that number be divisible?
|
|
1
|
299
|
April 3, 2019
|
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A number is divisible by both 5 and 12. By which other number will that number be always divisible?
|
|
1
|
391
|
April 3, 2019
|
|
Which of the following numbers are co-prime? (a) 18 and 35
|
|
1
|
430
|
April 3, 2019
|
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Write all the numbers less than 100 which are corrimon multiples of 3 and 4
|
|
1
|
88
|
April 3, 2019
|
