1.

In a Ring the radii of outer and inner are 15 cm and 8 cm then the width is ……………….. cm A) 7 B) 3 C) 6 D) 1

Answer»
option A =7
  let radius of outer cirlcle = 15 cm 
  radis of inner cirlcle= 8cm
width= 15 - 8= 7cm

Correct option is  A) 7



Discussion

No Comment Found