find x, if 5 : 10 :: 40 : x.
Asked by rajinder.rs758
| 16th Sep, 2018,
03:48: PM
Expert Answer:
5 : 10 :: 40 : x means
5 upon 10 equals 40 upon x
i.e. 
=> 5x = 400 (on cross multiplication)
This gives, x = 80.
Answered by
| 16th Sep, 2018,
05:19: PM
- 24:26
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