The average age of 2 boys is 17. One of the boys is 20 years old. What is the age of the other boy?
The other boy is 14 years old
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15
Mr Suresh is 45 years old. His son, Ravindran, is 9 years old. In how many years' time will Mr Suresh be 4 times as old as his son?
In 3 years.
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15
Ravi's Mother spent $8.65 on some buns and $45.50 on a cake. She received $5.85 change from the cashier. How much did she give the cashier?
$60
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baam
Lose 10 points!
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magnet
Take 20 points!
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gift
Win 25 points!
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lifesaver
Give 5 points!
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10
Jack is 1.5 m tall. He is 0.3 m taller than Jill. What is their total height combined?
2.7 m
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15
Siti had j stickers. The stickers were shared equally among Siti and 3 other girls. How many stickers did each girl receive? (Write an expression.)
j ÷ 4
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10
Find the area of triangle JKL. Remember to use proper units.
56 cm²
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15
Find the area of the shaded parts together.
PTRS = 48 cm²
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25
The average height of Alice, Bernice and Cathy is f cm. Alice is 100 cm tall. Bernice and Cathy have the same height. How tall is Bernice in terms of f?
(3f - 100) ÷ 2
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25
The average grades for the 3 subjects is 89. What are the grades for Maths and Science?
Maths: 91 and Science: 87
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boom
Lose 50 points!
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gold
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gift
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thief
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trap
No points!
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gift
Win 10 points!
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rocket
Go to first place!
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thief
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10
What is the likelihood you will roll an even number?