Which is the largest number: 398,820, 522,020, 590,752, 140,446?
Answer:
3.
A = l × w. l = 12, w = 11. Find A.
Answer:
4.
Solve for the missing value: 3:? = 12:16
Answer:
5.
The test scores of 4 pupils have a mean of 18 marks. 3 are 20, 19, 17 marks. Find the one that is missing.
Answer:
Section B — Practice
6.
What is 5 1/8 rounded to the nearest whole?
Answer:
7.
A pie chart shows: Chocolate=112°, Plain=119°, Ginger=43°, Shortbread=116°. The data is: Chocolate=31, Plain=33, Ginger=12, Shortbread=24. What is wrong?
Answer:
8.
Jasmine's map has scale 1:100,000. Two landmarks are 3 cm apart on the map. Real distance in km?
Answer:
9.
Two roads cross at a junction. One angle formed is 89°. Find an adjacent angle in degrees.
Answer:
10.
Find the sum of interior angles of a regular nonagon (9 sides) in degrees.
Answer:
Section C — Challenge
11.
Hannah sews a parallelogram-shaped pocket with base 16 cm and perpendicular height 31 cm. Find the area of fabric in cm².
Answer:
12.
Alexander covers a cuboid block 9 cm × 2 cm × 5 cm with stickers. Find the area covered in cm².
Answer:
13.
A wheel of cheese has diameter 42 cm. Find its circumference in cm. Use π = 22/7.
Answer:
14.
Work out: 10 3/5 × 1/4
Answer:
15.
Which of these numbers is divisible by BOTH 8 and 15?