Answer:
23
Step-by-step explanation:
69 divided be 3
= 23
step 2
23 + 23 = 46 ( Alvin age)
step 3
69 -46= 23 Elga age
2/6 = 1/3
The Answer is 1/3
1) she got enought for the movie
2) she got enough for the snacks
3) in total she had $39.75 and she spent minus what she spent in the mall, she had a total of $15.04 cents before going to the movies
Answer:

Step-by-step explanation:
The similar triangles are drawn in the figure attached.
As shown in the figure, the smaller triangle ΔABC, and the larger triangle ΔA'B'C' share the same slope; therefore, the slope of the hypotenuse is the length of the triangle ΔA'B'C' divided by its base:

Therefore, the equation of the hypotenuse is
