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2 answers:
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Answer:
The cost of 1 note book = Rs 43.5
Step-by-step explanation:
Given in question as :
95 pens (P) + 89 notebook (N) total cost = Rs 7434
1 pen (P) + 1 (N) total cost = Rs 81
So, from above equation
95 pens (P) + 89 notebook (N) total cost = Rs 7434
1 × 95 pen (P) + 1× 95 notebook (N) total cost = Rs 81 × 95
Or, (95 pens (P) + 95 notebook (N) ) - (95 pens (P) + 89 notebook (N) ) = (7695 - 7434)
Or , 6 N = Rs 261
Or, N = = Rs 43.5
Hence the cost of 1 notebook is Rs 43.5 Answer
Answer:
153.86 inches²
Step-by-step explanation:
How do we find the radius of a circle?
- The radius of a circle is 1/2 of the diameter, so 14/2 = 7 inches
How do we find the area of a circle?
- We can find the area of a circle by using πr², where r = radius. We're given the radius as 7 inches and pi as 3.14.
<u>Solving</u>
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Therefore, the answer is 153.86 inches².
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