25% de 200 = 50
30% de 480 = 144
65% de 80 = 52
24% de 30 = 7.2
Answer:349
Step-by-step explanation:
Fraction of black pens = 2/ (2 + 5) = 2/7 answer
Answer:
15
Scale Factor = 3
Using Formula:
Scale Factor = LengthOfDilatedTraingle/LengthOfActualTriangle
Scale Factor = B'C'/B'C'
B'C' = 3 * 5
B'C' = 15
