10th
grade

Mathematics

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Divya Singh

4 years

Mathematics

10th

grade

Arithmetic Progression

Divya Singh

634
plays

10 questions

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1. Multiple Choice
45 seconds
1 pt
A list of numbers -10, -6, -2, 2 is _________
an A.P with d = -16
an A.P with d = 4
an A.P with d = -4
Not an A.P
2. Multiple Choice
1 minute
1 pt
What is the first positive term of the sequence: -9, -5, -1, .......
5
4
3
1
3. Multiple Choice
30 seconds
1 pt
2019^th term of an AP is written as
a + 2018d
a + (2019 + 1) d
2018 d
2a + 2018 d
4. Multiple Choice
1 minute
1 pt
The next term of an AP $\sqrt{7}$ , $\sqrt{28}$ , $\sqrt{63}$ ,......is
$\sqrt{70}$
$\sqrt{84}$
$\sqrt{98}$
$\sqrt{112}$
5. Multiple Choice
1 minute
1 pt
The 5^th term of an AP is -3 and its common difference is -4. The sum of its first 10 terms is_________
50
-50
30
-30
6. Multiple Choice
45 seconds
1 pt
The common difference of the AP $\frac{1}{p}$ , $\frac{1-p}{p}$ , $\frac{1-2p}{p}$ ........is
p
-p
-1
1
7. Multiple Choice
1 minute
1 pt
The sum of first 20 odd natural numbers is
100
210
400
420
8. Multiple Choice
1 minute
1 pt
The sum of first 'n' terms of an AP is (3n²+ 6n). The common difference of the AP is ______
6
9
15
-3
9. Multiple Choice
1 minute
1 pt
What is the formula for the $n^{th}$ term of the AP $\frac{2}{3},\ 1,\ \frac{4}{3},\ ...$
$T_n=\frac{1}{3}\left(n-1\right)$
$T_n=\frac{1}{3}\left(n+1\right)$
$T_n=\frac{2}{3}\left(n+1\right)$
$T_n=\frac{2}{3}\left(n-1\right)$
10. Multiple Choice
2 minutes
1 pt
If 7 times the 7^th term of an AP is equal to 11 times its 11^th term, then its 18^th term will be
7
11
18
0
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