Question

· Find the value of x in each of the
(i) 42: 12 :: 7 : x​

Answer 1

Answer
X=2

42/12 cross multiple 7/x
42x=7x12
x=7x12/42
x=2

Answer 2

$\huge\bf\green{Answer}$

$\huge\boxed{\fcolorbox{red}{yellow}{42:12::7:x}}$}}[/tex]

Product of means=Product of extremes

12×7=42×x

$\frac{12 \times 7}{42} = x$

$\frac{84}{42} = x$

$2 = x$

Value of x=2

$\small\bf\green{Hope~it~helps}$