# Primary 6 Algebra Level 1 Ex 5featured

P6-Algebra-L1-Ex 5 Ans: 1– 3 2– 4 3– 2 4– 4 Length of rectangle –> (z+ 7) cm z + z + 7 + z + z+ 7 = (4z + 14) cm 5– 1 6– 2 4 pencils –> n cents 20 pencils -> n¢× 5 = 5n ¢ 5n cents – $1 = (5n – 100) cents

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P6-Algebra-L1-Ex 5 Ans: 1– 3 2– 4 3– 2 4– 4 Length of rectangle –> (z+ 7) cm z + z + 7 + z + z+ 7 = (4z + 14) cm 5– 1 6– 2 4 pencils –> n cents 20 pencils -> n¢× 5 = 5n ¢ 5n cents – $1 = (5n – 100) cents

8P3-SA2-Ex 7 Ans: 1– 2 2– 4 3– 4 4– 1 5– 2 6 + 12 + 18 + 24 = 60 60 ÷ 6 = 10

0P4-CA2-Ex 2 Ans: 1– 152.35 2– 2 1/4 3– 15 013 4– 22 1/50 5– See below

2P4-CA2-Ex 1 Ans: 1– 3 2– 4 3– 3 4– 4 5– 2 29/50 + 7/100 = 58/100 + 7/100 = 65/100 = 0.65 6– 3 7– 1 1/3 ≈ 0.333 0.33 = 0.330 0.330 is smaller than 0.333

4P3-Aug-Review-1 Ans: 1– 3 2– 4 3– 2 4– 3 5– 3 6– 3 The clock shows 6.20 p.m.. 15 minutes before 6.20 p.m. –> 6.05 p.m. 7– 1 Original length of string -> 2 m 27 cm -> 227 cm 227 cm – 78 cm = 149 cm

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