Forming and Solving Equations
- 1. The perimeter of the triangle is 31 cm. (b) Work out the value of x.
A) 6cm
B) 4cm
C) 7cm
D) 5cm
E) 8cm
- 2. Given the rectangle has a perimeter of 43 cm find the value of x.
A) 5.8cm
B) 5.4cm
C) 4.5cm
D) 3.6cm
E) 6.4cm
A) 70
B) 76
C) 54
D) 36
E) 64
- 4. Work out the value of x.
A) 7cm
B) 3cm
C) 9cm
D) 4cm
E) 8cm
- 5. Work out the value of x.
A) 34.7
B) 43.6
C) 41.5
D) 76.4
E) 23.8
- 6. Find the perimeter of the rectangle.
A) 45cm
B) 42cm
C) 62cm
D) 52cm
E) 70cm
- 7. The perimeter of the rectangle is equal to the perimeter of the triangle. Find the value of x.
A) 7
B) 9
C) 5
D) 3
E) 6
A) 130cm2
B) 100cm2
C) 200cm2
D) 320cm2
E) 140cm2
- 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) 64
B) 16
C) 23
D) 20
E) 25
- 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) 19:57:50
B) 62:53:50
C) 49:27:50
D) 19:27:40
E) 29:57:40
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