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Chapter 2: Numbers and Sequences
- Online Test
Chapter 2: Numbers and Sequences
TEST : 1
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q1.
Euclid’s division lemma states that for positive integers
a
and
b
, there exist unique integers
q
and
r
such that
a
=
bq
+
r
, where
r
must satisfy.
A.
1 <
r
<
b
B.
0 <
r
<
b
C.
0 ≤
r
<
b
D.
0 <
r
≤
b
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q2.
Using Euclid’s division lemma, if the cube of any positive integer is divided by 9 then the possible remainders are
A.
0, 1, 8
B.
1, 4, 8
C.
0, 1, 3
D.
1, 3, 5
View Solution
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Answer :
Option A
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q3.
If the HCF of 65 and 117 is expressible in the form of 65
m
-117 , then the value of
m
is
A.
4
B.
2
C.
1
D.
3
View Solution
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Answer :
Option B
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q4.
The sum of the exponents of the prime factors in the prime factorization of 1729 is
A.
1
B.
2
C.
3
D.
4
View Solution
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Answer :
Option C
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q5.
The least number that is divisible by all the numbers from 1 to 10 (both inclusive) is
A.
2025
B.
5220
C.
5025
D.
2520
View Solution
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Answer :
Option D
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q6.
7
^{4k}
≡ _____ (mod 100)
A.
1
B.
2
C.
3
D.
4
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q7.
Given
F
_{1}
= 1 ,
F
_{2 }
= 3 and
F
_{n}
=
F
_{n}
_{−1}
+
F
_{n}
_{−2 }
then
F
_{5}
is
A.
3
B.
5
C.
8
D.
11
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q8.
The first term of an arithmetic progression is unity and the common difference is 4. Which of the following will be a term of this A.P.
A.
4551
B.
10091
C.
7881
D.
13531
View Solution
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Answer :
Option C
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q9.
If 6 times of 6
^{th}
term of an A.P. is equal to 7 times the 7
^{th}
term, then the 13
^{th}
term of the A.P. is
A.
0
B.
6
C.
7
D.
13
View Solution
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Answer :
Option A
Explaination / Solution:
# Chapter 2: Numbers and Sequences
# TN 10th Maths
Prepare / Learn
Q10.
An A.P. consists of 31 terms. If its 16th term is m, then the sum of all the terms of this A.P. is
A.
16 m
B.
62m
C.
31m
D.
31/2 m
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
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