Primary 5 Maths Weighted Assessment 2 (WA2) – Paper 8

5. (a) Write eighteen thousand and seventy-five in numerals.

Answer: (a)

(b) What is the remainder when 2158 is divided by 6?

Answer: (b)

📖 REMINDER: For part (a), note the place values (thousands, tens, ones). For part (b), divide and find what is left over.

WA2,RSSP,2024,TestRSSPWA22024,Whole Numbers & Division,Primary 5

6. (a) Find the value of 12.36 − 5.78

Answer: (a)

(b) Express 0.35 as a fraction in its simplest form.

Answer: (b)

📖 REMINDER: For (a), subtract carefully with decimal alignment. For (b), write as a fraction and simplify by dividing numerator and denominator by their greatest common factor.

WA2,RSSP,2024,TestRSSPWA22024,Decimals & Fractions,Primary 5

7. (a) What is the missing number in the box?
18 : 21 = 30 : ?

Answer: (a)

📖 REMINDER: Equivalent ratios have equal cross products or can be simplified to the same simplest form.

WA2,RSSP,2024,TestRSSPWA22024,Ratio & Proportion,Primary 5

8. A bicycle costs $400 before GST. What is the price of the bicycle after adding 9% GST?

Answer: $ 

📖 REMINDER: To find the price after GST, multiply the original price by 1.09.

WA2,MBSP,2024,TestMBSPWA22024,Money,Primary 5

9. Ben mixed 0.9 litres of blue paint with three times as much yellow paint to get green paint.
He then poured the green paint into 60 small containers. How many litres of paint were there
in 15 such containers?

Answer: litres

📖 REMINDER: Find the total paint made first, then find how much is in one container, and finally multiply by the number of containers needed.

WA2,MBSP,2024,TestMBSPWA22024,Whole Numbers & Volume,Primary 5

10. The students in a camp are divided equally into Team X and Team Y. Team X has 8 more boys than girls,
while Team Y has 4 more girls than boys. 40% of the students are girls.

(a) What percentage of the students are boys?

Answer:   %

(b) How many students are there in each team?

Answer:   students

📖 REMINDER: Total boys and girls percentages add to 100%. The overall difference between boys and girls can be found from the team differences.

WA2,MBSP,2024,TestMBSPWA22024,Percentage & Whole Numbers,Primary 5

11. Mrs Tan had two types of bags, big and small. She filled 4 big bags and 6 small bags to their full capacity with 8.4 kg of flour.
Mrs Tan could not fill another big bag with the remaining flour as she was short of 0.6 kg. Instead, she filled another small bag
and had 0.4 kg of flour left. How much flour was there in each small bag? (Leave your answer in grams)

Answer:   g

📖 REMINDER: Compare what happens when she tries to fill a big bag versus a small bag with the leftover flour. The difference tells you the size difference between big and small bags.

WA2,MBSP,2024,TestMBSPWA22024,Model Drawing & Whole Numbers,Primary 5