Home
Class 10
MATHS
At t minutes past 2 pm, the time needed ...

At t minutes past 2 pm, the time needed by the minutes hand of a clock to show 3pm was found to be 3 minutes less than `(t^2)/4 minutes. Find t.

Text Solution

AI Generated Solution

To solve the problem step by step, we will first understand the situation and then derive the equation based on the given conditions. ### Step 1: Understand the Problem At \( t \) minutes past 2 PM, we need to find how long it will take for the minute hand of a clock to show 3 PM. The problem states that this time is 3 minutes less than \( \frac{t^2}{4} \) minutes. ### Step 2: Determine the Time from 2 PM to 3 PM From 2 PM to 3 PM, there is a total of 60 minutes. If it is \( t \) minutes past 2 PM, then the time remaining to reach 3 PM is: \[ 60 - t \text{ minutes} \] ...
Promotional Banner

Topper's Solved these Questions

  • QUADRATIC EQUATIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 4a|37 Videos
  • QUADRATIC EQUATIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 4b|16 Videos
  • QUADRATIC EQUATIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise Revision Exercise Long Answer Questions|6 Videos
  • PROBABILITY

    NAGEEN PRAKASHAN ENGLISH|Exercise Revision Exercise Very Short Answer/short Answer Questions|16 Videos
  • REAL NUMBERS

    NAGEEN PRAKASHAN ENGLISH|Exercise Revision Exercise Long Answer Questions|5 Videos

Similar Questions

Explore conceptually related problems

Find the angular speed of the minute hand of a clock.

The length of the minute hand of a clock is 14cm. Find the area swept by the minute hand in 5 minutes.

The length of the minute hand of a clock is 14cm. Find the area swept by the minute hand in 5 minutes.

The length of the minute hand of a clock is 14 cm. Find the area swept by the minute hand in 5 minutes.

At 3:40 the hour and minute hands of a clock are inclined at

Find the angle between the minute hand and the hour hand of a clock at 7.20 am

Between 5pm and 6pm, I looked at my watch mistaking the hour hand for the minute hand and the minute hand for the hour hand, I mistook the time to be 57 minutes earlier than the actual time. Find the number of minutes past 5 when I looked at my watch.

The length of minute hand of a clock is 14cm. Find the area swept by the minute hand in one minute. (U s epi(22)/7)

The minute hand of a clock is 8 cm long. Find the area swept by the minute hand between 8.30 a.m. and 9.05 a.m.

The minute hand of a clock is 3.5 cm long. What distance will its tip cover in 1 hour ?

NAGEEN PRAKASHAN ENGLISH-QUADRATIC EQUATIONS-Problems From NCERT /exemplar
  1. Solve the following quadratic equations : (i) x^(2)-45x+324=0 (ii) x...

    Text Solution

    |

  2. The altitude of a right triangle is 7 cm less than its base. If the...

    Text Solution

    |

  3. A cottage industry produces a certain number of pottery articles in...

    Text Solution

    |

  4. Find the roots of the following equations : (i) x-1/x=3,x!=0 (ii) 1/(...

    Text Solution

    |

  5. The difference of squares of two numbers is 180. The square of the ...

    Text Solution

    |

  6. Find the values of k for each of the following quadratic equations, s...

    Text Solution

    |

  7. Which of the following is a quadratic equation? (i) x^(2)+2x+1=(4-x)...

    Text Solution

    |

  8. Find the roots of the following quadratic equations by the factorisati...

    Text Solution

    |

  9. A natural number when increased by 12, equals 160 times its reciprocal...

    Text Solution

    |

  10. A train, travelling at a uniform speed for 360 km, would have taken 48...

    Text Solution

    |

  11. The quadratic equation 2x^(2)-sqrt5x+1=0 has (a) two distinct real r...

    Text Solution

    |

  12. (x^(2)+1)^(2)-x^(2)=0 has

    Text Solution

    |

  13. Does there exist a quadratic equation whose coefficients are rational ...

    Text Solution

    |

  14. Does there exist a quadratic equation whose coefficients are all disti...

    Text Solution

    |

  15. Find a natural number whose square diminished by 84 is equal to thrice...

    Text Solution

    |

  16. If Zeba were younger by 5 years than what she really is, then the squa...

    Text Solution

    |

  17. At t minutes past 2 pm, the time needed by the minutes hand of a clock...

    Text Solution

    |