1.

Fill in the table...​

Answer»

ong>Answer:

(a) 10

(b) 20

(c) 30

(d) 40

EXPRESSION:

Let the price of a BOOK be 'x'

So, COSTS;

(a) x

(b) x + x = 2x

(c) x + x + x = 3x

(d) x + x + x + x =4x


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