WorksheetsPre-Final Assessment (Grade 9)
Total questions: 20
Worksheet time: 3hrs 20mins
A sequence has term-to-term rule by multiply by 4 then subtract it with 6. What is 4th term in the sequence?
16
12
10
8
Write this number into a whole number: 2.8 ÷ 10-2
280
28
2.8
0.28
Write this number into a standard form: 0.0089
8.9 × 10-4
0.89 × 10-4
0.0089 × 10-3
8.9 × 10-3
Work out:
t24
t22
t18
t12
What is the 20th term of this sequence shown below:
7, 4, 1, -2, …
-49
-50
49
50
What are the next 3 terms in the following geometric sequence:
512, 256, 128, ___, ___, ___, ...
32, 8, 2
64, 32, 18
64, 32, 16
1024, 2048, 4096
Sweet Time Bakery just opened and is increasing the number of items they bake monthly. The bakery made 56 carrot cakes in January, 63 carrot cakes in February, 70 carrot cakes in March, and 77 carrot cakes in April. If the pattern continues, how many carrot cakes did they sell in total for 2 years?
3,276
1,134
217
84
Find the area of this triangle!
9x
6x + 3
6x2 - 3x
6x2 + 3x
What is the best factorisation of this expression: 2x2 - 7x + 3?
(2x - 1)(x - 3)
(2x + 1)(x - 3)
(2x - 1)(x + 3)
(2x + 1)(x + 3)
Expand and simplify: (x – 6)(x + 8)!
x2 + 2x + 48
x2 + 2x – 48
-x2 + 2x – 48
x2 - 2x – 48
Work this out!
23/4
24/3
44/3
43/4
Work out the final value of:
90 increased by 12%, then decreased by 8%
9.2376
9.2736
92.736
92.763
390 grams has been rounded to the nearest 10. Find its lower and upper bounds!
395 grams ≤ x < 385 grams
385 grams ≤ x < 395 grams
390.5 grams ≤ x < 389.5 grams
380 grams ≤ x < 450 grams
Nick thinks of a ‘x’ number. He multiplies 'x' by itself. Then, he subtracts it by 8. Last step, he divides the answer of the subtraction by 17. Nick finds the final answer is 8. What ‘x’ number did Nick think of?
21
12
9
8
Two pencils and a ruler cost 49 cents in total. One pencil and two rulers cost 62 cents in total. Find the cost of each item!
pencil: 13 cents
ruler: 25 cents
pencil: 12 cents
ruler: 25 cents
pencil: 12 cents
ruler: 26 cents
pencil: 15 cents
ruler: 23.50 cents
Work this out!
14 < -2a + 6 - 2a
a > -2
a < -2
a > 2
a < 2
Some horses and chickens are in a pasture. If there are a total of 28 animals and 80 legs, how many chickens and how many horses are there? (Hint: write in simultaneous equations)
12 horses, 16 chickens
18 horses, 10 chickens
16 horses, 12 chickens
10 horses, 18 chickens
A storage in the shape of a cylinder is partially filled with fresh milk. The fresh milk fills 50% of the height of the storage. What is the approximate volume of the part of the storage that is filled with fresh milk if the silo is 12 feet in diameter and 60 feet high?
27,143.36 ft3
3391.2 ft3
13,571.68 ft3
6,785.84 ft3
Find the volume of the figure!
160 cm3
40 cm2
40 cm3
23 cm3
What is the SA of this cylinder? (Π = 3.14)
881.9 m2
94.2 m2
188.4 m2
60.4 m2
