rubylobeck rubylobeck

11-09-2022
Mathematics

contestada

Visitors to a cinema are either adults, children or pensioners.
the ratio of children to adult visitors is 1:2.
the ratio of adults to pensioners is 3:4.
a stratified sample of 85 is to be taken from the cinema visitors.
how many pensioners should be in the sample?

Respuesta :

Otras preguntas

5 meters = how many centimeters?

Which Method Should You use? x^2+10x+4=0

Write a custom exception class called ParameterNotAllowedException that contains the following: 1. An integer instance variable representing the input number t

What is the degree of vertex A? A) 7 B) 4 C) 5 D) 6

An environmentalist group collects a liter of water from each of 52 random locations along a stream and measures the amount of dissolved oxygen in each specimen

What is the answer to this question ? 3a-4=5

Which of the following is a benefit of an enterprise resource planning (ERP) system? a. It broadcasts video and/or audio over the Internet from a single source

which was not a result of the 1998 discovery of the four blood types

What does Nirvana mean to you?

LIST 4 EFFECTS OF THE BUBONIC PLAGUE.