Maths Assessment Revision

Multiple Choice

Willoughby works casual hours at a corner store after school and on weekends. He completes a total of 5 hours of work on a Saturday and is paid at a rate of $13.95 per hour. Calculate his wage for the day

• $5

• $13.95

• $69.75

• $79.75

Math Response

Salim earns $17.80 per hour and typically works for 25 hours per week. During one week, he completed his standard 25 hours and he also worked 3 hours overtime at a rate of time and a half. Calculate Salim’s income for that week

Type answer here

Correct Answer: 525

Deg^°

Rad

Open Ended

 

1.       Harper sells beauty products, earning a commission of 20% of her sales. If she sold $7800 worth of products in March, calculate her earnings for that month.

Draw

Brandon works in insurance sales and earns a retainer of $3335 per month plus commission of 4% on any insurance products sold. If he sells products to the total of $24570, calculate his income for the month.

Math Response

Summer knits beanies and scarves for a group of aged care centres. She is paid $8.50 per scarf and $6.00 per beanie that she knits. If Summer makes 55 scarves and 80 beanies, calculate her income.

Type answer here

Correct Answer: 947.5

Deg^°

Rad

Open Ended

Elizabeth works for Men of Business and earned $1245 last week. Calculate the amount of compulsory super MOB will need to pay if the rate is at 9.5%.

Multiple Choice

Jack earned $76334 for the whole year.  How much super would his company had paid out for the year if his super rate is 9.5%?

• $76334

• 10.5

• $8015.07

• $7251.73

Draw

1.       Ashley earns $21.70 per hour. Calculate his income if he works for 8 hours and then works overtime by 2 hours at a rate of time and a half.

Show your working out

Multiple Choice

Justine is paid $2.10 per cupcake that she bakes. Calculate her income if she makes 48 cupcakes.

• $2.10

• $80.10

• $100.80

• 48

Math Response

Ella earns 5% commission on all sales. If she sells $18 000 worth of goods, calculate her earnings.

Type answer here

Correct Answer: 900

Deg^°

Rad

Draw

If chicken nuggets have 782 kJ per 100 g serving, calculate the total kilojoules in a 750 g box

show your working

Multiple Choice

1.       Using the formula, calculate the time taken to travel a distance of 378 km at 89 km/h.

• 89 h

•       4.25 h

• 378 h

• 2.45 h

Draw

Vlad must drive from Dalby to Brisbane to catch a flight departing at 10:30 a.m. The distance to the airport is 210 km and he drives at an average speed of 84 km/h. Calculate the latest time Vlad must leave Dalby if he must arrive 45 min before the departure time to allow for check-in.

Show your working.

Open Ended

What is a census?

Open Ended

Explain the purpose of sampling.

Open Ended

Describe the target population.

Open Ended

A government committee set up an online poll to assess the public’s view on immigration. It distributed the link to the poll via social media sites and people were able to vote multiple times using different email addresses. People from outside Australia responded to the poll and promoted it widely on the internet.  Give reasons why there might be problems with the results of this poll.

Open Ended

A TV show asks viewers their opinions on an issue, through its Facebook page.

Explain in what way the TV show might have a biased sample.

Multiple Choice

A set of bathroom scales always shows 0.2 kg when no one is standing on them. What type of error would be created when using these scales?

• random error
• measurement error
• systematic error
• human error

Multiple Select

What is the definition of question bias?

• A question that may influence the way the respondent answers

• A question that makes you say no

• A question that may make people argue

• Questions that may influence the way respondents feel

Open Ended

 

What is the definition of a sampling error?

Open Ended

What is the definition of a measurement error?

Draw

What is a time-distance graph? Draw a time-distance graph and label it.