Vie. mathswatch. co. uk/vle/assignment/3927972/10888 Multiplication & Division
Overview
10
Question Progress
Homework Progress
23/27 Marks
a)
4996
The diagram shows two different buttons and their
weights.
b)
c)
12 grams
B
8 grams
А
The buttons are sold in bags.
Each bag contains 144 grams of buttons.
a)
How many of button A are needed to fill one bag?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.