Josselin downloaded 84 pictures from her cell phone to her computer. Theses pictures took up 420 megabytes of space on her computer. Each picture took same amount of space. How many megabytes do 15 of these pictures take up?

75 check the explanation to understand the answer

Step-by-step explanation:

420:85=5

15*5=75

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,