Answer:
2
Step-by-step explanation:
If you take 1 bus then that means leaving 13 peoplee brhind(53-40=13), so you have to take 2 buses.
Answer to first one is X = 9
Answer to second one is X = 35
Answer:

Step-by-step explanation:
The area
of a triangle is equal to half the product of its length (L) because of its height (h).

The base of the triangles is 
The height of the triangles is 
Then the area of one of the triangles is:

The figure is formed by 12 equal triangles, then the area of the figure
is:

The answer to this problem “12 = 15(z-1/5) is : Z = 1