21. What number has to be added to each term of 4: 7 to make the ratio 5:6?
O 13
O 12
O 10
O 11
Answers
Answered by
44
Answer:
11
Step-by-step explanation:
Let x shouod be added to each term to make the ratio 5:6.
=> (4 + x)/(7 + x) = 5/6
=> 6(4 + x) = 5(7 + x)
=> 24 + 6x = 35 + 5x
=> 6x - 5x = 35 - 24
=> x = 11
11 has to be added to each term of 4: 7 to make the ratio 5:6
Answered by
165
Answer:
Given :-
- A each term of 4 : 7 to make the ratio 5 : 6.
To Find :-
- What is the number.
Solution :-
Let, the number to be added be y
According to the question :
↦
By doing cross multiplication we get,
↦
↦
↦
➠
11 should be added to each term of 4 : 7 to make the ratio 5 : 6.
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