### K-12 Maths Questions and Answers

**Question 5:**On what date do we celebrate India's Republic Day? (Write your answer in Roman numerals)

**Question 261:**Brian covers a certain distance in a certain time. If

4 |

5 |

1 |

5 |

_{1}and the rest of the

1 |

5 |

4 |

5 |

_{2}, then find the ratio V

_{1}:V

_{2}.

**Question 285:**There is a sequence of numbers a

_{1}, a

_{2}, ... where a

_{1}= 2, a

_{2}= 3, and a

_{n}=

a_{n-1} |

a_{n-2} |

_{756}?

**Question 292:**If there are 9 diagonals in a convex polygon, find the number of sides of the polygon.

**Question 330:**If ^@ sec\theta + tan\theta = p, ^@ find value of ^@ sec\theta ^@ in terms of ^@ p. ^@

**Question 380:**Two cubes have their volumes in the ratio 1:64. Find the ratio of their surface areas.

**Question 404:**The entrance ticket of a trade fair is shown below:

Cost of 1 ticket: | Child | Adult |

₹10 | ₹20 |

How much does it cost for a couple to visit the trade fair with their 1 child?