# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 559 - 566 of 931

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### Passage

Cards marked with the number 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from this box. Find the probability that the number on the card is

## Question 559 (1 of 3 Based on Passage)

## Question 560 (2 of 3 Based on Passage)

## Question 561 (3 of 3 Based on Passage)

## Question 562

### Question

MCQ▾In the given matrix the values of A, B and C respectively are ________.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 563

### Question

MCQ▾The average of eleven-members cricket team reduces by 2 when two players of ages 30 and 32 leave the team and two new players of equal age join it. The age of each of the newcomers is________.

### Choices

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

a. | 22 | |

b. | 12 | |

c. | 62 | |

d. | 20 |

## Question 564

### Question

MCQ▾The mean of ten items is x and if each item is increased by 4, then its mean will be ________

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 565

### Question

MCQ▾Cards marked with the numbers 2 to 101 are placed in a box and mixed thoroughly. One card is drawn from this bag. The probability that the number on the card is a prime less than 20 is ________

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 566

### Question

MCQ▾Hussain’s weight is times more than the weight of Rahim. Their total weight is 90 kg. what is Hussain’s weight?

### Choices

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

a. | 40 kg | |

b. | 50 kg | |

c. | 90 kg | |

d. | 20 kg |