Self Studies

Ratio and Propo...

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  • Question 1
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    The sum of three numbers is 147.If the ratio of the first to the second is 2:3 and that of the second to thethird is 5:8, then the second number is

  • Question 2
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    If two numbers are in the ratio 12:26 and their L.C.M is 312, find thesmaller  numbers.

  • Question 3
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    A and B together have Rs. 1210. If 8/30 of A's amount is equal to 4/10 of B's amount. How muchamount B have.

  • Question 4
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    If x : y = 3 : 5, find the ratio 3x + 4y : 8x + 5y

  • Question 5
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    What should be added to each term of the ratio 21:39 so that the ratio becomes2: 3

  • Question 6
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    Are the ratios 4:5 and 8:10 said to be in Proportion?

  • Question 7
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    Salaries of Ravi and Sumit are in the ratio 4:6. If the salary of each isincreased by Rs 4000, the new ratio becomes 80:114.What is Sumit present salary.

  • Question 8
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    Two numbers are in the ratio 2 : 3. If the sum of numbers is 60, find smaller numbers.

  • Question 9
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    Given ratio are-
    a:b = 2:3
    b:c = 5:2
    c:d = 1:4
    Find a: b: c.

  • Question 10
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    If x: y = 8: 9, find the ratio (7x – 4y): 3x + 2y.

  • Question 11
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    Two numbers are in the ratio 6:10. If 8 is added to eachnumber, the ratio becomes 4:6. Find the larger number.

  • Question 12
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    If 40% of a number is equal to 4/6 ofanother number, what is the ratio of first number to the second number.

  • Question 13
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    Are the two ratios8:10 and 7:10 in proportion?

  • Question 14
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    Out of the total students in a class, if the number of boys is 5 and the number of girls being 3, then find the ratio between girls and boys.

  • Question 15
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    There are two numbers and their ratio is 3 : 9. If we substract 9 from both numbers then their ratio becomes 12 : 23, what is value is smallernumber ?

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