a) At what rate percent per annum compound interest will Rs. 2304 amount to Rs.
2500 in 2 years
b) Without using trigonometric tables, prove that :
Cos 70° + Cos590 - 8Sin
30°
sinzo
sini
c) The sides of a triangular plot are in the ratio 3:5:7 and its perimeter is 300m.
Find its area . Take 13 = 1.732.
4+3+3=10
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Answer:
[C] is the right answer.
Step-by-step explanation:
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