find the fourth promotional of 5,10 and 20
Answers
Answered by
1
Answer:
40
Step-by-step explanation:
5:10 :: 20:x
=> 5/10 = 20/x
=> x = 200/5
=> x = 40
Hope you will understand
Answered by
0
Answer:
40
Step-by-step explanation:
Let the fourth number be x
5:10::20:x
5*x=10*20
x=10*20/5
x=40
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