# Mathematics-Perimeter and Area [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 1 - 5 of 80

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## Question 1

### Question

MCQ▾If the ratio of circumference of two circles is 16: 81, the ratio of their area is

### Choices

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

a. | 256: 6561 | |

b. | 4: 9 | |

c. | 16: 81 | |

d. | 81: 16 |

## Question 2

### Question

MCQ▾The difference between the circumference and radius of a circle is 74 m. The circumference of that circle is

### Choices

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

a. | 44 cm | |

b. | 154 cm | |

c. | 88 cm | |

d. | 14 cm |

## Question 3

### Question

MCQ▾In the given figure, ABCD is a parallelogram. and . If AB = 21 cm, BC = 14 cm and DM = 27 cm. Find DL.

### Choices

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

a. | 12 cm | |

b. | 19 cm | |

c. | 18 cm | |

d. | 16 cm |

## Question 4

### Question

MCQ▾Find the area of the shaded region of the following figure.

ABCD is a rectangle having length 60 cm and breadth 50 cm. P, Q, R and S are midpoints of AB, BC, CD and AD respectively.

### Choices

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

a. | 4500 | |

b. | 3000 | |

c. | 1500 | |

d. | 375 |

## Question 5

### Question

MCQ▾A wire bent in the form of a circle of radius 21 cm is cut and again bent in the form of a square. The ratio of the regions enclosed by the circle and the square in the two cases is given by

### Choices

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

a. | ||

b. | ||

c. | ||

d. |