1.

Read the following statements and choose the correct answer.  (i) If the circumference of a circle increases from 4p to 8p then new area = 4 x original area. (ii) When the circumference of a toy balloon is increased from 20 cm to 25 cm, its radius (in cm) is increased by \[\frac{5}{2\pi }\].

A.  (i) is true while (ii) is false.
B.  (i) is false while (ii) is true.
C.  Both (i) and (ii) are true.
D.  Both (i) and (ii) are false.
Answer» C.  Both (i) and (ii) are true.


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