Answer:
1.601 x 10^9
Step-by-step explanation:
Answer:
5/4
Step-by-step explanation:
Make a proportion:
16/4 = 5/x
Cross Multiply:
20 = 16x
x = 5/4
Answer:
z = 18
x = 26 and y = 16
Step-by-step explanation:
Given:


Rewrite
to make
the subject:

Substitute this into
:

Cross multiply:




Substitute found value of x into
and solve for y:


Substitute found value of y into
and solve for z:

Answer:
3
Step-by-step explanation:
4.5/3x2=3
or for conforming
7.5/5x2
sry if wrong