Subject :IMO Class : Class 9

Fill in the blanks and select the CORRECT option.

• Two cylindrical pots contain the same amount of milk. If their diameters are in the ratio 2 : 1, then the ratio of their heights is __P__.

• The volume of a sphere is equal to __Q__ the volume of a cylinder which has same height and diameter. (Radius of sphere = radius of cylinder)

• The slant height and base diameter of conical tomb are 25 m and 14 m respectively. The cost of white washing its curved surface at the rate of ₹ 210 per 100 m^{2} is __R__

P | Q | R | |
---|---|---|---|

A | 4 : 1 | half | ₹ 1100 |

B | 1 : 4 | half | ₹ 1100 |

C | 1 : 4 | two-third | ₹ 1155 |

D | 4 : 1 | two-third | ₹ 1155 |