Home
Class 14
MATHS
In a test, conducted by Lamamia, a stude...

In a test, conducted by Lamamia, a student attempted n problems out of total 30 problems and she scored net 17 marks. In this test each correct response awards 3 marks and each wrong response penalizes the test taker by deducting I mark from the total score.
At most how many problems are attempted by the student?

A

17

B

10

C

7

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    QUANTUM CAT|Exercise QUESTION BANK|449 Videos

  • PERCENTAGES

    QUANTUM CAT|Exercise QUESTION BANK|271 Videos

Similar Questions

Explore conceptually related problems

In a test, 1 mark is awarded for each correct answer and one mark is deducted for each wrong answer. If a boy answer all 20 items of the test and gets 8 marks, the number of questions answered correct by him was

In a test, for each correct answer 1 mark is awarded and each wrong answer half a mark is deducted. The test has 70 questions. A candidate attempted all the questions in the test and scored 40 marks. How many question did he attempt wrongly ?

A test has 60 questions. For each correct answer 2 marks are awarded and each wrong answer 1 marks is deducted. A candidate attempted all the questions in the test and scored 90 marks. Find the number of questions he attempted correctly

In a class test in English 10 students scored 75 marks, 12 students scored 60 marks, 8 scored 40 marks and 3 scored 30 marks, the mode for their score is

In a test, +3 marks are given for every correct answer and –1 mark are given for every incorrect answer. Sona attempted all the questions and scored +20 marks though she got 10 correct answers. How many questions were given in the test?

In a class test (+ 3) marks are given for every correct answer and (–2) marks are given for every incorrect answer and no marks for not attempting any question. (i) Radhika scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly? (ii) Mohini scores –5 marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly? (iii) Rakesh scores 18 marks by attempting 16 questions. How many questions has he attempted correctly and how many has he attempted incorrectly

In a test, +3 marks are given for every correct answer and –1 mark are given for every incorrect answer. Sona attempted all the questions and scored +20 marks though she got 10 correct answers. How many incorrect answers has she attempted?

QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
  1. For the positive integers a, b, c find the minimum value of (-1)^a + (...

    Text Solution

    |

  2. In a test, conducted by Lamamia, a student attempted n problems out of...

    Text Solution

    |

  3. In a test, conducted by Lamamia, a student attempted n problems out of...

    Text Solution

    |

  4. factorize the following numbers into the prime factors 210

    Text Solution

    |

  5. factorize the following numbers into the prime factors 120

    Text Solution

    |

  6. factorize the following numbers into the prime factors 3315

    Text Solution

    |

  7. factorize the following numbers into the prime factors 3465

    Text Solution

    |

  8. factorize the following numbers into the prime factors 1197

    Text Solution

    |

  9. factorize the following numbers into the prime factors 157573

    Text Solution

    |

  10. Find the least number by which 22932 must be multiplied or divided so ...

    Text Solution

    |

  11. How many natural numbers upto 150 are divisible by 7?

    Text Solution

    |

  12. How many numbers between 333 and 666 are divisible by 5 ?

    Text Solution

    |

  13. How many numbers between 11 and 111 are the multiples of both 2 and 5?

    Text Solution

    |

  14. Find the number of unique Prime factors of 210.

    Text Solution

    |

  15. Find the total number of Prime factors 210.

    Text Solution

    |

  16. Find the number of unique Prime factors of 120.

    Text Solution

    |

  17. Find the number of unique Prime factors of 600.

    Text Solution

    |

  18. Find the total number of factors of 24.

    Text Solution

    |

  19. Find the total number of factors of 540.

    Text Solution

    |

  20. The total number of divisors of 10500 except 1 and it.

    Text Solution

    |