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WorksheetsGrade 10 Real Numbers-2
Total questions: 7
Worksheet time: 7mins
Name
Class
Date
1.
HCF of 8,9,25 is
a)
8
b)
9
c)
25
d)
1
2.
HCF of 45 and 105 is 15 then LCM is
a)
15
b)
105
c)
315
d)
215
3.
The farmers have 490 kg ,588 kg and 882 kg of wheat respectively .find the maximum capacity of a bag so that the wheat can be packed exact number of bags
a)
350kg
b)
200kg
c)
290kg
d)
98kg
4.
For positive integers a and 3, there exist unique integers q and r such that a = 3q + r, where r must satisfy:
a)
0 ≤ r < 3
b)
1 < r < 3
c)
0 < r < 3
d)
0 < r ≤ 3
5.
If a and b are two positive integers such that a = 14b. Find the HCF of a and b.
a)
a
b)
b
c)
14b
d)
14a
6.
The ratio between the LCM and HCF of 5, 15, 20 is:
a)
9:1
b)
4:3
c)
11:1
d)
12:1
7.
Check all of the sets of numbers that are contained in the set of Rational Numbers.
a)
Integers
b)
Irrational Numbers
c)
Whole Numbers
d)
Natural Numbers
e)
Real Numbers
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