Fractions
Simplify the fraction: 18/26
9/13
Round to three decimal places:
19.5678234
19.568
What is 0.725 as a percentage?
72.5%
Simplify the ratio 1.6 : 0.9
16 : 9
Jane is paid $7.80 per hour. If he works 12 hours at this rate, plus 4 hours on a public holiday where she is paid double time, what are her weekly earnings?
$156
2.25 written as a fraction in its simplest form is:
9/4 or 2 1/4
Write this fraction as a decimal: 2 1/8
2.125
Find 25% of $310
$77.50
Shelly and Carly collect dolls. The ratio of the number of dolls Shelly owns compared to Carly is 3 : 2.
Shelley owns 12 dolls.
How many dolls does Carly own?
8 dolls
Simon earns a weekly retainer of $370 and 12% commission of any sales he makes. If he sells $2700 worth of sales in a particular week, what is his weekly wage?
$694
2/7 x 3/4 is equivalent to:
3/14
What is 12% as a decimal?
0.12
Increase 45 by 60%
72
Dry dog food can be purchased from store A for $18 for 8kg or from store B for $14.19 for 5.5 kg.
Which store is the best buy?
Store A
Find the simple interest earned on $1500 at 7% p.a. for 5 years.
$525
3/4 ÷ 5/6 is equivalent to
9/10
158 900 rounded to three significant figures is
159 000
Determine the original amount if 20% of the amount is 30.
150
The Park Run is a 5 kilometre fun run.
Olive completes the Park Run in 35 minutes.
Popeye runs at the same speed as Olive.
How long will it take him to run 3 kilometres?
21 minutes
Find the total value of an investment if $50 000 is invested at 4% compounded biannually for 6 years. Round to the nearest cent.
$63 412.09
Ali has 15 lollipops. He gives 1/3 of them to his sister Domi. How many lollipops is Ali left with?
10 lollipops
143.35
Find the percentage change if $150 is reduced by $30.
20%
Billy Bob is travelling at 120 km/h in his car.
If he maintains this speed, how many kilometres will he travel in 40 minutes?
80 km
After 6 years, the amount of simple interest of an investment is worth $2670. If the interest was calculated annually at 5% p.a., find the size of the initial loan.
$8 900