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plz help me out " The ratio of two numbers is 4:5.But, if each number is increased by 20 , the ratio becomes 6:7.The sum of such numbers is ?
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plz help me out " The ratio of two numbers is 4:5.But, if each number ...
4x+20/5x+20=6/7
28x+140=30x+120
2×=20
x=10
therefore the number are
4x=40
5x=50
therefore sum=40+50=90
Community Answer
plz help me out " The ratio of two numbers is 4:5.But, if each number ...
Given Ratio = 4 : 5
Increased Ratio = 6 : 7
4 - 6Ratio Increased by 2 , 5 - 7ratio increased by 2. But each number increased By 20.
So 2x = 20 , x = 10. 4 : 5 = 9x = 9×10 =90. Increased No = 90 +20+20 = 130.
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Directions: Study the given information and answer the question that follows.In a high school, students have the option to choose two elective courses: Photography and Music. All students in the Art Department are required to take both courses, while students from other departments can select one of the two options. Grades are given based on performance with A, B and C representing different levels of achievement and F for failure. Consider the following additional information about the number of students who took these courses this year and the grades they obtained:(i) The ratio of the number of non-Art Department students who chose Photography to that of those who chose Music was 3 : 4.(ii) The total number of non-Art Department students who took either Photography or Music was equal to the number of Art Department students.(iii) The number of non-Art Department students who failed in both Photography and Music courses was the same, and this total was equivalent to the number of Art Department students who received grade C in Music.(iv) Among the students who passed Music courses, 60% achieved grade B. However, while the numbers of students who received grades A and C were equal for Photography, the ratio for Music was 24 : 7.(v) No Art Department student failed in the Photography course, and no non-Art Department student received grade A in Photography.(vi) The ratio of the numbers of Art Department students who received grades A, B and C in Photography was 3 : 5 : 2, while for Music, the ratio was 4 : 5 : 1.(vii) The ratio of the total number of non-Art Department students failing in either of the two courses to the number of Art Department students failing in either of the two courses was 2 : 1.(viii) A total of 20 students failed in the Music course.Q.What is the number of non-Art Music students who got grade A? Key in the number. Correct answer is '16'. Can you explain this answer?

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plz help me out " The ratio of two numbers is 4:5.But, if each number is increased by 20 , the ratio becomes 6:7.The sum of such numbers is ?
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plz help me out " The ratio of two numbers is 4:5.But, if each number is increased by 20 , the ratio becomes 6:7.The sum of such numbers is ? for CLAT 2025 is part of CLAT preparation. The Question and answers have been prepared according to the CLAT exam syllabus. Information about plz help me out " The ratio of two numbers is 4:5.But, if each number is increased by 20 , the ratio becomes 6:7.The sum of such numbers is ? covers all topics & solutions for CLAT 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for plz help me out " The ratio of two numbers is 4:5.But, if each number is increased by 20 , the ratio becomes 6:7.The sum of such numbers is ?.
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