Forming and Solving Equations
- 1. The perimeter of the triangle is 31 cm. (b) Work out the value of x.
A) 8cm
B) 5cm
C) 7cm
D) 6cm
E) 4cm
- 2. Given the rectangle has a perimeter of 43 cm find the value of x.
A) 5.4cm
B) 5.8cm
C) 4.5cm
D) 3.6cm
E) 6.4cm
A) 54
B) 64
C) 36
D) 70
E) 76
- 4. Work out the value of x.
A) 8cm
B) 4cm
C) 9cm
D) 3cm
E) 7cm
- 5. Work out the value of x.
A) 76.4
B) 34.7
C) 43.6
D) 23.8
E) 41.5
- 6. Find the perimeter of the rectangle.
A) 62cm
B) 42cm
C) 70cm
D) 52cm
E) 45cm
- 7. The perimeter of the rectangle is equal to the perimeter of the triangle. Find the value of x.
A) 3
B) 9
C) 6
D) 7
E) 5
A) 200cm2
B) 140cm2
C) 100cm2
D) 320cm2
E) 130cm2
- 9. Adam has some marbles. Bradley has twice as many marbles are Adam. Chris has 5 more marbles than Bradley. In total they have 55 marbles. How many marbles does Chris have?
A) 25
B) 64
C) 20
D) 23
E) 16
- 10. Lucy is three times as old as Alex. Lucy is 7 years older than Megan. The sum of their ages is 126. Find the ratio of Alex’s age to Lucy’s age to Megan’s age.
A) 29:57:40
B) 49:27:50
C) 62:53:50
D) 19:27:40
E) 19:57:50
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