A picture has 15 cm by 2.5 cm dimensions. A 2.5cm board frame is required to cover it. Find the cost of the frame at 1.50 rupees per sq. Cm.
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Answer:
cost of the frame at 1.50 rupees per sq. Cm = ₹112.50
Step-by-step explanation:
Given:
A picture has 15 cm by 2.5 cm dimensions.
l= 15cm, b = 2.5cm
A 2.5cm board frame is required to cover it.
Find:
cost of the frame at 1.50 rupees per sq. Cm. = ?
Solution:
perimeter of the picture = 2( l + b)
= 2(15 cm + 2.5cm)
= 2 × 37.5cm
= 75cm
cost of the frame at 1.50 rupees per sq. Cm = ₹1.50 × 75
= ₹112.50
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