Instructions

For the following questions answer them individually

Q 1

While tabulation of marks scored in an examination by the students of a class, by mistake the marks scored by one student got recorded as 93 in place of 63, and thereby the average marks increased by 0.5. What was the number of students in the class?

Q 2

The HCF and LCM of two numbers are 8 and 48 respectively. If the ratio of the two numbers is 2 : 3, then the larger of the two numbers is:

Q 3

The value of $$8 \div [(9 - 5) \div \left\{(4 \div 2 of 4) - (8 \div 8 of 16) + (4 \times 2 \div 8)\right\}]$$ is:

Q 4

A person invested a sum of ₹18,600 at x% p.a. and another sum that is twice the formerat (x + 2) % p.a., both at simple interest. If the total interest earned on both investments for $$3\frac{1}{2}$$ years is ₹23,110.50, then the rate of interest p.a. on the second investment is:

Q 5

If $$\frac{\cos \theta}{1 - \sin \theta} + \frac{\cos \theta}{1 + \sin \theta} = 4, 0^\circ < \theta < 90^\circ$$ then what is the value of $$(\sec \theta + \cosec \theta + \cot \theta)$$?

# | Name | Overall Score |
---|---|---|

1 | Prabhakar Mishra | 5 |

2 | re-ayansh | 5 |

3 | Pradhuman Khichi | 5 |

4 | Sufal Chowdhury | 5 |

5 | Vishwas Pinjari | 5 |

6 | Saurabh Singh | 5 |

7 | Rahul Gautam | 5 |

8 | AmitaKumari Panda | 5 |

9 | Siva Naik | 5 |

10 | Ankit Sahu | 5 |