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Algebra
Level 2 – Ex 5
1.
If 10 durians cost $y, what is the cost of 35 durians in terms of y?
Ans: $ ___________________________
2.
If x = 4, find the value of 12x + 14 + 17 – 6x.
Ans: _____________________________
3.
Judith baked 50 muffins. She gave 15 of them to her sister and gave x muffins to
each of her friends, Mindy and Kerry. How many muffins did Judith have left?
Ans: ______________________ muffins
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4.
Leona is (3n + 9) years old. Her brother is 2n years older than her. What was their
total age 4 years ago?
Ans: ________________________ years
5.
Louis had $m. He spent $20 on a book. He bought 3 similar pencil cases with the
remaining money. What was the cost of each pencil case?
Ans: $ ___________________________
6.
In the square below, not drawn to scale, WY = 3z cm. Find the area of the square in
terms of z.
W
X
3z cm
Z
Y
Ans: _________________________ cm²
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7
Macy has 5 pens fewer than Nellie. Oscar has 3 times as many pens as Nellie. If
Nellie has y pens, how many pens do they have altogether?
Ans: ________________________ pens
8.
Florence is 3 kg lighter than Ethan and 7 kg heavier than Tracy. If Florence is p kg,
find the total mass of the 3 children.
Ans: __________________________ kg
9.
What is the value of
8𝑘+13
7
+ 31 when k = 8?
Ans: _____________________________
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10.
Justin is 40 years old now. m years ago, Melody was
1
2
of Justin’s age. What is
Melody’s present age in terms of m?
Ans: _____________________ years old
11.
Edwin had $n and had $8 more than Leona. Kenneth had $3 less than Leona. How
much did the 3 children have altogether?
Ans: $ ___________________________
12.
Catherine had some durians. She sold m of them at $4 each and the rest for $58.
What was the total amount she collected from the sale of all the durians? Express
your answer in terms of m.
Ans: $ ___________________________
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