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  • Question
  • The mean temperature of Monday to Wednesday was 37° C and of Tuesday to Thursday was 34° C . If in the temperature on Thursday was 4/5 th that of Monday, what was temperature on Thursday?


  • Options
  • A. 34° C
  • B. 35.5° C
  • C. 36° C
  • D. 36.5° C

  • Correct Answer
  • 36° C 

    Explanation

    M + T + W = 3 x 37 = 111° C .....(1)
    T + W + Th = 3 x 34 = 102 ° C ......(ii)
    Let M = y
    Then, Th = 4y/5
    subtraction (ii) from (i) we get,
    M - Th = 9° C
    ? y - 4y / 5 = 9° C
    ? y = 45° C
    ? Temperature on thursday = (4 x 45) / 5° C
    = 36° C


  • More questions

    • 1. 
      The banker's discount on a bill due 4 months hence at 15 % is Rs. 420. What is the true discount?

    • Options
    • A. Rs. 410
    • B. Rs. 400
    • C. Rs. 390
    • D. Rs. 380
    • Discuss
    • 2. 
      In a two-digit number, the digit at the unit's place is 1 less than twice the digit at the ten's place. If the digits at unit's and ten's place are interchanged, the difference between the new and the original number is less than the original number by 20. The original number is

    • Options
    • A. 47
    • B. 59
    • C. 23
    • D. 35
    • Discuss
    • 3. 
      The last digit of the number obtained by multiplying the numbers 41 x 42 x 43 x 44 x 45 x 46 x 47 x 48 x 49 will be?

    • Options
    • A. 0
    • B. 1
    • C. 4
    • D. 5
    • Discuss
    • 4. 
      The average age of 24 students in a class is 10. If the teacher's age is included, the average increase by one . The age of the teacher is?

    • Options
    • A. 25 year
    • B. 30 year
    • C. 35 year
    • D. 40 year
    • Discuss
    • 5. 
      What is the place value of '6' in the number 4562304?

    • Options
    • A. Thousand
    • B. Hundred
    • C. Ten Thousand
    • D. Lakh
    • Discuss
    • 6. 
      When 1? 7 of the number is subtracted from the number itself, it gives the same value as the sum of all the angles of a triangle. What is the number?

    • Options
    • A. 224
    • B. 210
    • C. 140
    • D. 350
    • Discuss
    • 7. 
      The product of two consecutive number odd number is 6723. What is the greater number?

    • Options
    • A. 89
    • B. 85
    • C. 91
    • D. 83
    • Discuss
    • 8. 
      How many rational numbers are there between 1 and 1000?

    • Options
    • A. 998
    • B. 999
    • C. 1000
    • D. infinite
    • Discuss
    • 9. 
      The sum of 5 consecutive even numbers A, B, C, D and E is 130. What is the product of A and E?

    • Options
    • A. 720
    • B. 616
    • C. 660
    • D. 672
    • Discuss
    • 10. 
      The local value of 7 in the numeral 5679032 is?

    • Options
    • A. 7
    • B. 70000
    • C. 10000
    • D. 5070000
    • Discuss


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