Secondary 1 Maths Practice Worksheet

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Name: Class: Date:

Section A - Multiple Choice

A1.The pie chart shows how a family's monthly budget of $2000 is allocated by percentage. How much is spent on Food (30%)?[1]

(a)$300

(b)$800

(c)$600

(d)$400

A2.(-6) + (-4) = ?[1]

(a)2

(b)10

(c)-10

(d)-2

A3.2³ means?[1]

(a)3 × 3

(b)2 × 3

(d)2 + 2 + 2

A4.A recipe uses 200 g of flour for 4 cakes. How much flour is needed for 10 cakes?[1]

(a)250 g

(b)2000 g

(d)500 g

A5.Find the value of 6n + 12 when n = 5.[1]

(a)18

(b)23

(d)42

A6.A car travels at 50 km/h for 6 hours. How far does it go?[1]

(a)56 km

(b)150 km

(d)350 km

A7.The graph shows the triangular number pattern (1, 3, 6, 10, ...), plotting term number (x) against value (y). Following the pattern, what is the 5th triangular number?[2]

(a)13

(b)20

(d)12

A8.A watch is sold for $180 at a loss of 10% on the cost price. Find the cost price.[2]

(a)$200

(b)$190

(c)$162

(d)$198

Section B - Short Answer

B1.If a = 3 and b = −2, find the value of 2a − b².[1]

B2.The diagram shows a number line. The temperature at midnight was −4°C. By 6 am, the temperature had risen by 9°C. What was the temperature at 6 am?[2]

B3.A shirt's price increased from $40 to $50. Find the percentage increase.[2]

B4.Two bus services leave the interchange together at 8:00 am. Bus A leaves every 12 minutes and Bus B leaves every 18 minutes. At what time will they next leave together?[2]

B5.By rounding each number to 1 significant figure, estimate the value of 396 × 5.2 ÷ 21.[2]

B6.The figure shows a regular hexagon. Find the size of one exterior angle.[2]

Section C - Structured

C1.Mrs Wong is 4 times as old as her daughter. In 8 years' time, she will be 3 times as old as her daughter. Let the daughter's present age be x years.[3]

(a)Form an equation in x for the situation in 8 years' time.[1]

(b)Solve the equation to find the daughter's present age.[2]

C2.The figure shows an irregular pentagon.[3]

(a)What do the interior angles of a pentagon add up to?[1]

(b)Four of the five interior angles are 100°, 110°, 95° and 120°. Find the value of the fifth angle, x.[2]

C3.The table shows the cost price and selling price of two items sold by a shop.[4]

Item	Cost Price	Selling Price
Bicycle	$250	$300
Watch	$80	$68

Cost and selling prices

(a)Find the percentage profit made on the bicycle.[2]

(b)Find the percentage loss made on the watch.[2]

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