What should come in place of question
mark (?) in the following number series?
200, 240, 300, ?, 600, 1200
Answers
Answered by
1
Step-by-step explanation:
400 is the answer.
if we look at the ratio..
240/200= 6/5
300/240= 5/4
x/300= 4/3
600/x= 3/2
1200/600= 2/1
x/300= 4/3
3x= 1200
x= 400
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