Some tyres are rains (I) + No rains is a flower (E) Some tyres are not flowers (O) [Probable conclusion] Some tyres may be flowers (I). No rain is a flowers (E) + All flowers are jungles (A) Some jungles are not rains (O*). All flowers are jungles (A) + All jungles are petals (A) All flowers are petals (A) I.I. Some flowers are petals (I). Hence, option 4 is correct.
If the ratio of areas of two circle is 4:9, then the ratio of their circumferences will be:
A circular wire of diameter 70 cm is folded in the shape of a rectangle whose sides are in the ratio 3:2. Find the area enclosed by the rectangle.
The volume and height of a cylinder are 2662 cm3 and 7 cm. Find the radius of the cylinder.