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Let the sum invested = Rs. Y According to the question, (Y × 3 × 25) ÷ 100 = 9000 So, Y = (9000/0.75) = 12000 So, required amount received = 12000(1 + 10/100)2 = 12000(11/10)2 = Rs. 14520
If b sin θ = a, then sec θ + tan θ = ?
The common ratio of a geometric sequence is 3 and the 4th term is 9. What is the first term of the sequence?
The area of a rectangular field is 2880 m² and its length to breadth in the ratio of 5 : 1. What is the perimeter of the field.
The area of a triangle is 96 cm² and its perimeter is 48 cm. Find the in-radius (radius of the inscribed circle) of the triangle.
A race track is in the shape of a rectangle with length of 75 metres and area of 3000 m2. A car takes 20 seconds to make one lap around the p...
A circle inscribed in a square has a diameter of 14 cm. If a smaller square is inscribed within this circle, calculate the area of the smaller square. A...
2[sin x – cos x]4 + 6[sin x + cos x]2 + 5[sin6 x + cos6 x]= ?
Area of a rectangle is equal to the total surface area of a hemisphere having volume 13718 cm³ . Find the perimeter of the rectangle if its length is 1...
A circular clock has the hour hand of length 6 inch. Find the length of the distance it covers by it's tip from 9 p.m. to 3 a.m.
