# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 807 - 812 of 1128

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## Question 807

### Question

MCQ▾The daily sale of water (in liters) in a shop for six days is as follows:

15,20,22,36,50 and 25

The average daily sale is

### Choices

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

a. | 47 | |

b. | 22 | |

c. | 32 | |

d. | 28 |

## Question 808

### Question

MCQ▾The average weight of sample of 12 apples is 60 g. Later it was found that the weighing machine had shown the weight of each apple 10 g less. The correct average weight of an apple is

### Choices

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

a. | 70 g | |

b. | 60 g | |

c. | 55 g | |

d. | 50 g |

## Question 809

### Question

MCQ▾The length and breadth of a rectangular hall are 0.8 m and 60 cm respectively. The distance between two opposite corners of the hall is

### Choices

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

a. | 14.85 cm | |

b. | 100 m | |

c. | 14.85 m | |

d. | 100 cm |

## Question 810

### Question

MCQ▾If then the value of = ________

### Choices

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

a. | 0 | |

b. | 1 | |

c. | Cannot be determined | |

d. | All of the above |

## Question 811

## Question 812

### Question

MCQ▾The SI on a sum of money is of the principle and the number of years is equal to the rate percent per annum. Find the rate percent.

### Choices

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

a. | 3% | |

b. | 4% | |

c. | 6% | |

d. | 5% |