MCQ 11 Mark
For a $G. P.$, if $r=1$ and $S _5=625$, find the first term.
View full question & answer→MCQ 21 Mark
Find the sum of the first five terms of a $G$ $P .4,2,1, \ldots$
- A
$\frac{1}{4}$
- ✓
$\frac{31}{4}$
- C
$4$
- D
$\frac{31}{2}$
AnswerCorrect option: B. $\frac{31}{4}$
View full question & answer→MCQ 31 Mark
Find the $n$th term of a $G. P.$ $a b, a b^2, a b^3 \ldots$
AnswerCorrect option: C. $a b^n$
View full question & answer→MCQ 41 Mark
For a $G. P$., $a=r=5$. Find the value of $T _5$.
View full question & answer→MCQ 51 Mark
If $x, 4.5,13.5$ are in $G$$. P.$, find the value of $x$.
View full question & answer→MCQ 61 Mark
If $8, G, 32$ are in $G$. find the value of $G$.
AnswerCorrect option: C. $\pm 16$
View full question & answer→MCQ 71 Mark
If the first term is $4$ and common ratio is $2$ for a $G$. $P$., find $S_1$.
- ✓
$4$
- B
$8$
- C
$2$
- D
$\frac{1}{4}$
View full question & answer→MCQ 81 Mark
Find the common ratio of a $G\ P$ $,-250,-50,-10, \ldots$
- A
$5$
- ✓
$\frac{1}{5}$
- C
$-\frac{1}{5}$
- D
$-5$
AnswerCorrect option: B. $\frac{1}{5}$
View full question & answer→MCQ 91 Mark
For a $G , P _r, T _1=a, T _3=\frac{1}{a}$, where $a>0$. Obtain its fifth term.
- A
$a^3$
- ✓
$\frac{1}{a^3}$
- C
$1$
- D
$\frac{1}{a}$
AnswerCorrect option: B. $\frac{1}{a^3}$
View full question & answer→MCQ 101 Mark
Which term of a $G. P.$ $5,10,20, \ldots$ is $1280$ ?
View full question & answer→MCQ 111 Mark
Find the sixth term of a $G. P.$ $\frac{1}{16}, \frac{1}{4}, 1, \ldots$
- A
$16$
- ✓
$64$
- C
$1024$
- D
$\frac{1}{64}$
View full question & answer→MCQ 121 Mark
For a $G. P.$ $1, \sqrt{2}, 2, \ldots$, find the seventh term.
- ✓
$8$
- B
$4 \sqrt{2}$
- C
$8 \sqrt{2}$
- D
$16$
View full question & answer→MCQ 131 Mark
For a $G. P.$, the first term is $a$ and the common ratio is $b$. Find the $(n+2)$ th term.
- A
$a b^i$
- ✓
$a b^{n+1}$
- C
$b d^{n+1}$
- D
$a b^{i-1}$
AnswerCorrect option: B. $a b^{n+1}$
View full question & answer→MCQ 141 Mark
If $n$th term of a $G. P.$ is $5 \times 2^n$, what is the fourth term ?
View full question & answer→MCQ 151 Mark
What is the common ratio of a $G. P.$ $0.5,0.05,0.005, \ldots$ ?
View full question & answer→MCQ 161 Mark
What is the fifth term of a $G. P.$ $0.4,2,10, \ldots ?$
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