En una tienda se venden dulces nacionales y extranjeros en una proporción de 7:3. Si en total se vendieron 450 dulces en un día. ¿Cuántos dulces nacionales y
extranjeros se vendieron?

okay wait before i answer, is this for your points on a graph?

x=30

step-by-step explanation:

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

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,