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Perlis Trial 2023 Mathematics Kertas 1

1
Calculate the product of 1.24 and 0.034. Round off the answer correct to three significant figures.
2
The credit card holder is given a flexibility by allowing users to pay bank wich is known as the interest free period. How many days is the interest free period starting from the statement date?
3
Which of the following is not general insurance?
4
Given the marks of seven students in a Mathematics tests are 45, 80, 72, 54, 65, 50 and 89. Calculate the variance of the data set.
5
Pooja deposits RM6 000 into her savings account with an interest rate 3% per annum and is compounded quarterly. What is the amount of Pooja's savings at the end of the fifth year?
6
There are 11220_3 marbles in a box. \frac{1}{4} of the marbles are red, \frac{2}{3} are blue and the rest are yellow. Calculate the difference numbers of red marbles and yellow marbles, in base seven, in the box.
7
### Diagram 1 Diagram 1 shows the speed-time graph for a motion of a bus. Calculate the value of R if the distance travelled with uniform speed by the bus is 48 km.
8
### Diagram 2 The graph of the quadratic function in Diagram 2 is represented by f(x) = 2(x^2 + 3x + c). Calculate the value of c.
9
Encik Nukman drives from Bandar Aman dan Bandar Damai in a distance of j km, with the speed of km/j in a period of in hours. Given the relation between the speed, distance and time is h \propto \frac{j^2}{\sqrt{m}}. Which of the following represent the values of h, j and m when the values of the the values of h, j and m when the values of the variations constant, k = 1. | | h | j | m | |---|---|---|---| | A | 100 | 100 | 10 | | B | 105 | 23 | 25 | | C | 110 | 100 | 2 | | D | 125 | 25 | 25 |
10
### Diagram 3 Diagram 3 shows a Cartesian plane with a straight line PQR. Q is the midpoint of straight line PR. Find the coordinate R.
11
### Diagram 4 Diagram 4 shows two triangles on a Cartesian plane. Triangle P'Q'R' is an image of tringle PQR under a clockwise rotation of 90° at a centre of rotation. Determine the coordinates of the centre of rotation.
12
### Diagram 5 Diagram 5 shows two graphs of trigonometric function drawn on a Cartesian plane. Which of the following represent function P and function Q? | | Fungsi P Punction P | Fungsi Q Punction Q | |---|---|---| | A | y = kos x | y = kos 2x | | B | y = kos 2x | y = kos x | | C | y = kos x | y = kos \frac{1}{2}x | | D | y = kos \frac{1}{2}x | y = kos x |
13
### Diagram 6 Diagram 6 shows the plan of the circular pond will be built by Savitha. O is the centre of the pond and VW is the bridge. Fountain will be built so that the distance is 1.5 m from the bridge and 2 m from the centre of the pond. Which of the points P, Q, R and S, represent the location of the fountain.
14
### Diagram 7 Diagram 7 shows a triangle F drawn on a square grid. Which of the following triangles A, B, C, and D, is the object of triangle F under a translation \binom{-3}{3}?
15
Which of the following subgraph represent a tree?
16
In conjunction of the School Standard Sport Day, 55 students were asked to register to participate in two types of sports events. 28 students chose long jump, 21 students chose 100 m and 12 students failed to register any event. How many students chose both sports events?
17
### Diagram 8 Diagram 8 shows an implication. > If x \div 2 = -3, then x = -6 Which of the following is true? | | Akas Converse | Nilai kebenaran Truth value | |---|---|---| | A | Jika x = -6, maka x \div 2 = -3 If x = -6, then x \div 2 = -3 | Benar True | | B | Jika x = -6, maka x \div 2 = -3 If x = -6, then x \div 2 = -3 | Palsu False | | C | Jika x \neq -6, maka x \div 2 \neq -3 If x \neq -6, then x \div 2 \neq -3 | Benar True | | D | Jika x \neq -6, maka x \div 2 \neq -3 If x \neq -6, then x \div 2 \neq -3 | Palsu False |
18
### Diagram 9 Diagram 9 shows a box plot represent the mass of children, in kg in a nursery school. Find the interquartile range for the above data.
19
### Diagram 10 Diagram 10 shows a dot plot which represent a data of life expectancy, in hours, 25 units of batteries, tested in the laboratory. Determine the median of the data above.
20
A box contains m yellow cards and 30 blue cards. A card is picked at random from the box. If probability of yellow card is being pick is \frac{2}{5}, calculate the value of m.
21
State one of the possible value of x for the following equations. b^{x^2} \div b^{7x} = b^x
22
Round off 0.007106 correct to three significant figures and hence express the answer in standard form.
23
### Diagram 11 Diagram 11 shows a small stage built by Ramlan for a speech contest at his school with a height of 60 cm. Calculate the gradient of the ramp if the required length of ramp is 134.16 cm.
24
Given one of the roots of the quadratic equation x^2 - px - 3 = 0 is - 1. Determine the equation of the axis of symmetry for the graph of the quadratic function.
25
List all the integers k that satisfy the linear inequalities k + 3 > 0 and 9k - 20 <= 16.
26
\frac{m-n}{3m+n} \div \frac{(m-n)^2}{6m+2n} =
27
### Table 1 Table 1 shows the time needed to complete a worksheet, m and the number of students, n. | m | n | |---|---| | 18 | 2 | | x | 3 | It is given that m varies inversely as the square of the number of students, n. Find the value of x.
28
Given (7 3)\begin{pmatrix} 1 \\ 2 \end{pmatrix} = P. Find the matrix P.
29
### Diagram 12 Diagram 12 shows two circles with center X and Y. PQRS and PTUV are the common tangents of the two circles. Calculate the value of w.
30
### Diagram 13 Diagram 13 shows three parallel lines, RS, TU and VW. KL and MN is a straight line. Calculate the value of x + y.
31
### Diagram 14 Diagram 14 shows a regular pentagon PQRST and an isosceles triangle PTU. WSTUV is part of a regular polygon. Find the number of sides of the incomplete regular polygon.
32
In a treasure hunt competition, Siti moves from Station A to the north towards Station B for a distance of 93 m. He then moves east towards Station C for a distance of 37 m. Next, Siti moves back to Station A. Assuming all of Siti's movements are in a straight line, calculate the distance, in m, from Station A to Station C.
33
### Diagram 15 Diagram 15 shows a line graph represent the average monthly temprerature of Taipei town for the year of 2022. Calculate the mean, in °C, of Taipei town for the year of 2022.
34
Given set W = {x: 1 \le x < 68, x is a multiple of 13}. A number is selected at random from set W. Determine the sample space of the event.
35
Which graph represent f(x)=x^2-x-6.
36
### Diagram 16 Diagram 16 shows a scale drawing of a plan of a rectangular land PQRS divided into five equally same areas. If the actual length of the PQ is 80 m, calculate the actual area of three areas.
37
Given P = \begin{pmatrix} 1 & -4 \\ -1 & 2 \end{pmatrix} and Q = \begin{pmatrix} 1 & 2x \\ -1 & 2 \end{pmatrix}. If P = Q, calculate the value of x.
38
### Diagram 17 Diagram 17 is an ogive that shows the number of books read by a group of students in June. Students who read books above the 80th percentile are eligible to receive a certificate. How many students are eligible to receive the certificate?
39
### Diagram 18 Diagram 18 shows a sequence of Fibonacci numbers in base 3. | 0_3 | 1_3 | 1_3 | 2_3 | 10_3 | 12_3 | 22_3 | X_3 | State the value of X.
40
In 2022 Encik Fattah made a monthly tax deduction (PCB) of RM250. After making the income tax assessment, Mr. Fattah has to pay additional tax to the IRB. Calculate the income tax that may be charged to Mr. Fattah?
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