Chapter 3 Consumer Arithmetics Formative Revision Quiz

Ahmad sells cars to pay for his university tuition fees. He is paid a basic wage of $150 a week as well as 2% commission on sales made. Find his income for the week, if in one week he sells cars to the value of:

i) $8000 ii) $21 500

Between innebandy competitions, Carl has a casual job from 4:00 pm till 5:30 pm Monday to Friday.

He also works from 9 am till 12:30 pm on Saturdays.

Find his weekly income if his casual rate is $9.80 per hour Monday to Friday, and $14.70 an hour on Saturdays.

During one week Jade worked 35 hours at the normal rate of €12.60 per hour. She also worked 6 hours overtime: 4 at ‘time-and-a-half’ and 2 at ‘double-time’.

How much did she earn?

Calculate Tea’s holiday allowance if she is given 17 % of four weeks salary and she earns €860 per fortnight.

A lawn fertiliser comes in three sizes: 20 kg (for $11.60), 50 kg (for $24.80) and 110 kg (for $56.60).

Which size is the best buy?

Eau de Kiran aftershave can be purchased at 240 ml for $1.70, 660 ml for $3.75, or 1 L for $6.25.

Which buy represents the best value?

Felix bought a car with a marked price of €3000. He paid a deposit of €100 and 36 monthly payments of €136.20.

a) How much did he pay?

b) How much more than the marked price did he pay?

Letizia bought a lawnmower marked at $692. She paid a deposit of $40 and 24 monthly payments of $39.20.

a) How much did she pay? b) By how far did that exceed the marked price?

Geneviève was given 12.5 % discount on a rug with a marked price of $460. How much did she pay?

Adam spotted a television marked at $4200 and he eventually bought it for $3612.

a) What was the discount he got?

b) What was the percentage discount given on the marked price?