Reference : AP & GP
Q1. In an AP, the first term is 5 and the common difference is 3.
If the sum of the first 20 terms is 800, what is the 15th term of the progression?
45
52
50
47
Q2. In a GP, the first term is 2 and the common ratio is 3. If the sum of the first 7 terms is 364, what is the 5th term of the progression?
108
54
81
162
Q3. A sequence starts with a1 = 3, where each term after the first is obtained by adding the previous term to its position number. Find the 10th term.
70
68
74
72
Q4. In a GP, the first term is 1 and the last term is 243. If the common ratio is 3, how many terms are in the progression?
4
5
7
6
Q5. The sum of the first three terms of an AP is 36, and the sum of the first five terms is 100. Find the first term and common difference.
First term = 8, Common difference = 4
First term = 6, Common difference = 6
First term = 5, Common difference = 7
First term = 4, Common difference = 8
Q6. In a GP, the first term is 2 and the last term is 128. If the sum of all terms is 254, how many terms are in the progression?
8
6
5
7
Q7. A GP has first term 2 and common ratio -2. Find the sum of the first 6 terms.
122
130
134
126
Q8. In a GP, the first term is 3, and the last term is 384. If the sum of all terms is 511, how many terms are in the progression?
7
6
4
5
Q9. An AP has first term 3 and common difference 4, where odd-positioned terms are positive and even-positioned terms are negative.
28
26
22
24
Q10. In an AP, first term is 3, last term is 51, and number of terms is 10. Find the sum of GP formed by squaring each term.
9000
9240
8550
8820
*Other References : *
Area : Link
Average : Link
Boat & Stream : Link
Compound Interest : Link
Height & Distance : Link
LCM & HCF : Link
Logarithm : Link
Percentage : Link
Profit & Loss : Link
Ratio & Proportion : Link
Simple Interest : Link
Speed Distance : Link
Time & Work : Link
Trains Problem : Link
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