A = 3x
b = 2x+25
180 = a + b
180 = 3x + 2x + 25
180 = 5x + 25
155 = 5x
x = 31
a = 3*31 = 93
b = 2*31 + 25 = 87
Answer:
2/3
Step-by-step explanation:
Given
Model length: 40 cm
Actual length: 60 m
Scale for any model is ratio of model length of object and actual length of object
Therefore scale for problem stated = Model length/Actual length
= 40/60 = 4/6 = 2/3
Answer:
need points
Step-by-step explanation:
need points
Car riders = 18
Total students = 30
Percentage of car riders:
18/30 x 100 = 60%
Yeah and??? What’s the question
