Ratios
Simplify the ratio 12:18
2:3
A right triangle has sides 3 cm and 4 cm. Find the hypotenuse.
5
A pie chart represents 40 students. If 10 students chose football, what fraction of the pie chart is football?
1/4
Increase 50 by 10%
55
17+28
45
Divide $45 in the ratio 2:3
$18 and $27
A right triangle has a hypotenuse of 13 cm and one side of 5 cm. Find the other side.
12 cm
A pie chart represents 360 people. A sector has an angle of 90°. How many people does it represent?
90 people
Decrease 80 by 25%
60
9x8-2
70
Simplify the ratio 24:36:60
2:3:5
A ladder leans against a wall. The ladder is 10 m long and the base is 6 m from the wall. How high up the wall does the ladder reach?
8m
A pie chart shows that 25% of students chose art. What angle should the art sector be?
90°
A shirt costs $40 and is increased by 15%. What is the new price?
$46
144 ÷ 12
12
A recipe uses flour and sugar in the ratio 5:2. If 350g of flour is used, how much sugar is needed?
140g
A rectangular field is 9 m long and 12 m wide. Find the length of the diagonal.
15 m
In a pie chart, the music sector is 120°. If the chart represents 60 students, how many students chose music?
20 students
A phone costs $250 and is reduced by 20%. What is the sale price?
$200
25% of 240
60
Three friends share $180 in the ratio 2:3:4. How much does each person receive?
$40, $60, $80
A triangle has sides 9 cm and 40 cm. Find the hypotenuse.
41cm
A pie chart represents 200 people. The sports sector is 144°. How many people chose sports?
80 people
A car value decreases by 10% each year. If it starts at $20,000, what is its value after one year?
$18,000
A train leaves at 2:45 PM and arrives at 5:20 PM. How long is the journey?
2 hours and 35 minutes