What's the answer please

1.6

Step-by-step explanation:

First of all you have to subtract 25.4-23.8=1.6

Next you would have top check your answer to see if it is reasonable

25.4+x=27

Subtract 27 from 25.4

x=1.6

so yes it is reasonable

( THIS MEANS THAT 1.6 IS THE ANSWER TO 1 CYCLE PER SECOND)

Hope this helps :)

step-by-step explanation:

i think you should think about the question and not look online.

0.6, 3/5, and 6% are the 3 same portion.

but, when they're all changed to a decimal they would equal to 0.6.

hope this , good luck!