# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 655 - 660 of 1732

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## Question 655

### Question

MCQ▾Which of the following statement is correct?

### Choices

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

a. | The difference of any two sides is less than the third side | |

b. | A triangle cannot have two obtuse angles | |

c. | A triangle cannot have an obtuse angle and a right angle | |

d. | All a., b. and c. are correct |

## Question 656

### Question

MCQ▾Express 0.0050 in scientific notation.

### Choices

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

a. | ||

b. | ||

c. | ||

d. | All of the above |

## Question 657

### Question

MCQ▾Two sides of a triangle are 12 and 9 units. Which of the following length can be the length of the third side?

### Choices

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

a. | 3 cm | |

b. | 22 cm | |

c. | 2 cm | |

d. | 20 cm |

## Question 658

### Question

MCQ▾Arrange the following numbers in descending order, .

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 659

### Question

MCQ▾A wooden board has dimensions . It was made into four parts. On each part a man wrote some letters. Area of each letter is equal to its alphabetic number. (i.e.. for “F” the alphabetic number is 6, so its area is 6 m and for “N” the alphabetic numbers is 14. So area is m) . If he wrote the letters “GURU” and cut those from the board, find the area of remaining board.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 660

### Question

MCQ▾The radius of a circle is 49 cm. Then the circumference of that circle is

### Choices

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

a. | 44 cm | |

b. | 154 cm | |

c. | 125 cm | |

d. | 308 cm |