Question 11 MarkIf $S_R=35$ and $S_7=30$ for a $G. P.$, find the eighth term.Answer$T_3=5$View full question & answer→
Question 21 MarkFor a $G. P.$ with $a=\frac{1}{3}$ and $r=1$, find the sum of its first $15$ terms.Answer$S _{15}=5$View full question & answer→
Question 31 MarkIf $S_n=3\left(2^n-1\right)$, find $S_8$.Answer$S _{ g }=765$View full question & answer→
Question 41 MarkFind the fifth term of $\frac{a}{r^3}, \frac{a}{r}, a r, \ldots$Answer$T _5=a r^5$View full question & answer→
Question 51 MarkIf $T_n=20^n$ for a geometric progression, find $S _2$.Answer $S _2=420$View full question & answer→
Question 61 MarkIf $\frac{1}{8}, 1, m$ are in $G. P.$ then find the value of $m$.Answer$m=8$View full question & answer→
Question 71 MarkThe first term of a $G. P.$ is $100$ and its common ratio is $\frac{1}{4}$. If the $n$th term of the progression is $\frac{25}{16}$, find $n$.Answer$n=4$View full question & answer→
Question 81 MarkIf the fifth term of a $G. P.$ is $81$ and its common ratio is $3,$ find the first term.Answer$a=1$View full question & answer→
Question 91 MarkIf the second term of a $G , P$. is $5$ , find the product of its first three terms.Answer$125$View full question & answer→
Question 101 MarkFind the eighth term of a $G. P.$ $\frac{1}{64}, \frac{1}{32}, \frac{1}{16}, \ldots$Answer$T _{ s }=2$View full question & answer→
Question 111 MarkIf the first term of a $G. P.$ is $2$ and the common ratio is $5$ , find the fourth term.Answer$T _4=250$View full question & answer→
Question 121 Mark"If $a, b, c, d, e$ are in $G. P.$ then $a e=b d$, " Is this statement true ?Answer$1$View full question & answer→
Question 131 MarkIf the $n$th term of a $G. P.$ is $T _n=4^{n+1}$, find the common ratio.Answer$r=4$View full question & answer→
Question 141 MarkIf $r=1$, then write the formula of $S _{y j}$.Answer $S _{ n }=n a$View full question & answer→
Question 151 MarkWhat is the $n$th term of a $G. P.$ $a, a r, a r^2, a r^3 \ldots$ ?Answer$T _n=a \cdot r^{n-1}$View full question & answer→