Question

5. A poster measuring 20 cm x 16 cm is pasted on a sheet of cardboard such that there is a margin
3.5 cm along each side of the poster. Find
(a) the total area of the margin.
(b) the cost of cardboard used at the rate of 1.50 per sq cm.​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

जो ऊपर आंसर है वही सही है ध्यान से लिखना आराम आराम से