"The ratio of circumference and diameter of a circle is 22 : 7. If the circumference be `1
Channel: Doubtnut
Date: 2020-04-05

"The ratio
 of circumference and diameter of a circle is 22 : 7. If the circumference be `1 4/7m`
. then the
 radius of the circle is
`1/3m`
(b) `1/2m`
(c) `1/4m`
(d) 1 m"