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Let x = marks in science
y =marks in maths
Hence ,2x =marks in English
A/Q,
2x + x + y = 180
=> 3x + y = 180 -----(1)
Also , 2÷3 = 2x÷y ( Given)
=> y = 3x ----- (2)
So from (1) and (2),
6x =180
=> x = 30 ( ans)
y =marks in maths
Hence ,2x =marks in English
A/Q,
2x + x + y = 180
=> 3x + y = 180 -----(1)
Also , 2÷3 = 2x÷y ( Given)
=> y = 3x ----- (2)
So from (1) and (2),
6x =180
=> x = 30 ( ans)
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Answer:
Step-by-step explanation:
Mr Harry had 4 daughters . Each daughter had a brother. Now say how many children he had???
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