Question

2. Solve the following:

(h) Compare: 72 m/s ____ 144 km/hr

(i) Find the mean proportion between 16 and 64.

(j) If 4 books cost 480, what will be the cost of 12 books?​​

Answer 1

Answer:

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Answer 2

Answer:

h) <

I) 32

j)cost of 4 books = 480

cost of 1 book = 480÷ 4 = 120

cost of 12 books= 120x 12= 1440

Step-by-step explanation:

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