A FLATOUN social and financial educational programme initiated savings programme among the high school children in Hyderabad district. Mandal wise savings in a month are given in the following table

**Mandal** |
**No. of schools** |
**Total amount saved (in rupees** |

Amberpet |
6 |
2154 |

Thirumalgiri |
6 |
2478 |

Saidabad |
5 |
975 |

Khairathabad |
4 |
912 |

Secunderabad |
3 |
600 |

Bahadurpura |
9 |
7533 |

Find arithmetic mean of school wise savings in each mandal. Also find the arithmetic mean of saving of all schools.