T4W5 Pre-PSLE Handout 1 Paper 1 Section B

Q16. Find the value of 106 x 80.

Q17. Find the value of 21 - 0.89

Q18. Express 4.08 as a mixed number in its simplest form. [e.g. one and a half write 1 1/2 (with a spacing between the whole number and fraction)]

Q19. The figure below is made up of 6 identical triangles. Two of the triangles are further divided into 4 identical smaller triangles. What fraction of the figure is shaded?

Q20. Find the value of $\frac{\left(6n-12\right)}{8}$  when n=3

Q21. Julian sold a total of 465 apples from Monday to Friday.

He sold 2/5 of the remaining apples on Saturday and Sunday. The number of apples left was 15% of what he had originally. How many apples did he have originally? (Ans: ___ apples)

Q22. The sum of two numbers is 567. On of them is a 2-digit number and the other is a 3-digit number. What is the smallest possible difference between the two numbers?

Q23. The average height of some adults is 165cm. There is an equal number of men and women. The average height of the women is 160 cm.

All the women are shorter than all the men. True, false or Not possible to tell?

• True

• False

• Not possible to tell

Q23. The average height of some adults is 165cm. There is an equal number of men and women. The average height of the women is 160 cm.

The average height of the men is greater than 165cm. True, false or not possible to tell?

• True

• False

• Not possible to tell

Q24. $\frac{5}{6}$  of E is equal to  $\frac{2}{3}$  of F. Express F as a fraction of E in the simplest form. (e.g. one and a half is written as 1 1/2 with a space between the whole number and the fraction)