Real_Numbers_2024
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Karan Tapish
Used 1+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If p and a are two distinct prime numbers, then their HCF is
(a) 2
(b) 0
(c) Either 1 or 2
(d)1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The LCM of the smallest two digit composite number and the smallest composite number is
(a) 12
(b) 20
(c) 4
(d) 44
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The HCF of smallest prime number and the smallest composite number is
(a)2
(b) 4
(c) 6
(d)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The HCF of two consecutive positive integer is
(a)0
(b) 1
(c) 4
(d) 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The sum of HCF and LCM of 12 , 21 , 15 is
(a) 423
(b) 420
(c) 417
(d) 140
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the LCM of two numbers is 3600, then which of the following numbers cannot be their HCF?
(a) 600
(b) 500
(c) 400
(d) 150
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given that HCF (2520,6600) = 40 and LCM(2520,6600) = 252 k , then the value of k is
(a) 1650
(b) 1600
(c) 125
(d) 1625
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