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Mix Test - 4
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Mix Test - 4

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  • Question 1/10
    1 / -0.25

    Solutions

     

  • Question 2/10
    1 / -0.25

    The cost of the toffee is 50 paise and the cost of chocolate is ₹ 10. Find the ratio of the cost of toffee to the cost of chocolate.

    Solutions

    ₹ 1 = 100paisa
    ₹ 10 = 1000paisa
    ratio= cost of a toffee : cost of a chocolates
    = 50:1000

     

  • Question 3/10
    1 / -0.25

    The ratio of 15 Kg to 75 Kg is ________.

    Solutions

     

  • Question 4/10
    1 / -0.25

    A TV set was bought for ₹26250 including 5% VAT. The original price of the TV set is

    Solutions

    The cost price of TV set = ₹26250.

    VAT including = 5% 

    ∴ Original price = 26250 × 100/105

    = ₹ 25000

    Hence, ₹25000 is correct.

     

  • Question 5/10
    1 / -0.25

    Solutions

     

  • Question 6/10
    1 / -0.25

    a + b + c + d is a positive number, a minimum of 'x' of the numbers a, b, c and d must be positive, where 'x' is equal to :

    Solutions

    If all the numbers were not positive, then the sum could not be positive. If a, b, c were all 1 and d were 5, then a + b + c + d would be positive, so B, C, D are incorrect.

     

  • Question 7/10
    1 / -0.25

    ₹ 1600 lent at a compound interest of 5% per annum, compounded half-yearly for one year will amount to:

    Solutions

     

  • Question 8/10
    1 / -0.25

    The population of a city was 30,000 in the year 2011. It increased at a rate of 5% p.a. Find the population at the end of the year 2013.

    Solutions

    The population is calculated as compound Interest Formula

    Intial Population (P) = 30000
    Rate(r) = 5%
    Time (n) = 2 Years

    A (Population at the end of the year 2013) = 30,000(1+5/100)2
    = 33075

     

  • Question 9/10
    1 / -0.25

    In the sequence 17, ..., 18, 15, 19, 14, 20, 13, the missing number is:

    Solutions

    In the sequence 17, ..., 18, 15, 19, 14, 20, 13, the next alternate number is one more than the previous alternate number, i.e., 17 + 1 = 18, 18 + 1 = 19, 19 + 1 = 20. Also the second number and fourth number differ by 1, i.e., 13 + 1 = 14, 14 + 1 = 15, 15 + 1 = 16 is the required missing number.
    [* means add the first numbers to the twice of the second number]

     

  • Question 10/10
    1 / -0.25

    15% of 3 metres is:

    Solutions

    15% of 3 metres = 15% of 300 cm =15/100 × 300 = 45cm.

     

     

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