Answer:
10:9
Step-by-step explanation:
First ratio is 5:4. 4 is equal to Henry class
If you múltiply the ratio by 2 you get
10:8, This ratio can be compared because now Henry class has 8
2(5:4)
10:8
8:9
Meaning that the answer is 10:9
Answer:
C) 20 Speeders
Step-by-step explanation:
5 divided by 2 is 2.5
there are 2.5 speeders per hour
over the span of 8 hours just multiply
8x2.5=20
Step-by-step explanation:
F(x)=2x
but x= 4
F(x)= 2(4)
F(x)= 8
1/8 is same as 8
0.125
The answer is C
adult: x
student: y
x+y=120
6x+4y=560
Answer:
2.85
Step-by-step explanation:
100%->1.50
1%->0.015
190%->2.85