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Algebraic Expression Meaning in Words: 5x - 4 Multiply X by 5 Then Subtract 4 Add 3 To X Then Divide by 7 9 (X + 2)

The document contains a series of mathematical problems covering various topics such as geometry, algebra, ratios, and basic arithmetic. It includes tasks like calculating areas, solving equations, and interpreting algebraic expressions. Additionally, it presents word problems involving real-world applications of mathematics.

Uploaded by

Than Zaw Aung
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6 views2 pages

Algebraic Expression Meaning in Words: 5x - 4 Multiply X by 5 Then Subtract 4 Add 3 To X Then Divide by 7 9 (X + 2)

The document contains a series of mathematical problems covering various topics such as geometry, algebra, ratios, and basic arithmetic. It includes tasks like calculating areas, solving equations, and interpreting algebraic expressions. Additionally, it presents word problems involving real-world applications of mathematics.

Uploaded by

Than Zaw Aung
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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1. The diagram shows a square split into congruent triangles.

Work out the


percentage of the square that is shaded.

2. x is a multiple of 8. y is a factor of 15.


x + y = 45
Find the value of x and y. 10cm

3. The rectangle has a width of 10 cm.


The ratio of width to length of the rectangle is 4 : 5.
(a) Work out the length of the rectangle. (b) Work out the area of the rectangle.
4. Write the ratio 150 : 250 in its simplest form.

5. A man has a mass of 120 kg.


A bus has a mass of 17 tons.
A rhinoceros beetle can lift an object 850 times its own body mass.
Work out the number of buses the man could lift if he could lift 850 times his own
body mass. (1 ton=1000 kg)

6. Carlos builds a wooden frame.


He needs two 45 cm lengths of wood and two 60 cm lengths of wood.
Carlos has a 2 m length of wood. (1 m=100cm)
Do Carlos has enough wood to build the frame?
7. (a) Here is a table showing some algebraic expressions and what they mean in
words. Complete the table. One has been done for you.
Algebraic expression Meaning in words

5x – 4 Multiply x by 5
then subtract 4
Add 3 to x
then divide by 7
9(x + 2)

(b) Samira writes an algebraic expression which means subtract 6 from x then
square. Write down the algebraic expression.
8. Write a positive number in each box to make each statement true.
0.8 × < 0.8
1.3 ÷ < 1.3
8÷ > 80

9. Minibuses are used to take 142 people to a wedding. One minibus can hold 17
people. Work out the number of minibuses used.
10. Angelique finds coordinates on the straight line y = 2x + 4.
She finds the x-coordinate from a given y-coordinate.
Draw a ring around the correct function to find x.
(a) x = 2y + 4 (b) x = ( y − 4) ÷ 2 (c) x = ( y ÷ 2) − 4 (d) x = ( y + 4) ÷ 2
11. The square root of any perfect square numbers is
(a) irrational (b) rational (c) even (d) odd

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