Answer:
B. 1
Step-by-step explanation:
I used a calculator
3:5 =3/5
3/5=4.16/x
using cross multiplication,
5(4.15)=3(x)
20.8=3x
x=108/15
thus, 4.16÷104/15 =3/5
Answer:
47
Step-by-step explanation:
if there are 100 total and 45 are girls, then there are 55 boys enrolled. since 8 are absent- 55-8=47
there are multiple test versions of these:
16r^6s^3/8r^2s^6 answer = B. 2r^4/s^3
(4m^5n^2/m^n)^3 answer = A. 64m^9n^3
cd^4/c^2d^8 answer = C. 1/cd^4