# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 431 - 435 of 931

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## Question 431

### Question

MCQ▾The edge of a cube is 20 cm. how many small cubes of 5 cm edge can be formed from this cube?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 64 | |

b. | 100 | |

c. | 4 | |

d. | 32 |

## Question 432

### Question

MCQ▾A corn cob somewhat like a cone, has the radius of the broadest end as 2.1 cm and length as 20 cm. If each 1 cm ^{2} of the surface of the cob carries an average of 3 grains, find how many grains you would find on the entire cob?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 550 grains | |

b. | 670 grains | |

c. | 881 grains | |

d. | 980 grains |

## Question 433

### Question

MCQ▾Points P, Q, R and S divide the sides of rectangle ABCD in the ratio , as shown in the figure. What fraction of area of the rectangle is the area of the parallelogram PQRS?

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. |

## Question 434

### Question

MCQ▾ABCD is a square of side length 1. EFGH are the points on AE = EB, 2BF = FC, 3CG = GD, 4DH = HA then what is the area of the quadrilateral EFGH?

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. |

## Question 435

### Question

MCQ▾Rectangular plot area is and the length is 22 m. Also perimeter is ________

### Choices

Choice (4) | Response | |
---|---|---|

a. | 85 m | |

b. | 84 m | |

c. | 82 m | |

d. | 83 m |