C-11-Q030mediumsingle_mcq

The third proportional of $9$ and $12$ is—

a $14$
b $15$
c $16$
d $18$

ব্যাখ্যা

The third proportional satisfies $9:12 = 12:x$ , giving $x = \dfrac{12^2}{9} = \dfrac{144}{9} = 16$ . It is obtained by dividing the square of the second term by the first.

এই অধ্যায়ের আরও প্রশ্ন

C-11-Q031If are in continued proportion, then—
C-11-Q032In continued proportion all the quantities must be—
C-11-Q033If are in continued proportion, then equals—
C-11-Q034If are continued proportional and , , then
C-11-Q035If are continued proportional and , , then
C-11-Q036If are continued proportional, then equals—
C-11-Q037The value of if are continued proportional is—
C-11-Q038If are continued proportional, is the—
C-11-Q039By invertendo, if , then—
C-11-Q040By alternendo, if , then—

Algebraic Ratio and Proportion — সব প্রশ্ন দেখুন (180টি) →

The third proportional of 999 and 121212 is—

ব্যাখ্যা

এই অধ্যায়ের আরও প্রশ্ন

The third proportional of 999 and 121212 is—

ব্যাখ্যা

এই অধ্যায়ের আরও প্রশ্ন

The third proportional of $9$ and $12$ is—

The third proportional of $9$ and $12$ is—