50?
I'm assuming 50 because the angles to a triangle always adds up to 180 and this one has 130 and 130+50=180
16 is 4% of
400 Change the percentage into a decimal by dividing the decimal over 100:

Divide 16 by the decimal (0.04):
Answer:
12375
Step-by-step explanation:
one rotation: 495
25 rotations x 495 seconds
12375 seconds
Answer:
Rational number
Step-by-step explanation: