The average marks of 56 students is shown as 60. It includes a wrong entry of 92 marks instead of 29 marks. The correct average is _____ .
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An equilateral triangle of side 6 cm is inscribed in a circle. Then radius of the circle is
P(3,1) and R(-7,5) are vertices of a rhombus PQRS. What is the equation of diagonal QS?
The diameter of a circle is equal to the side of the square. What is the area of the square if the area of the circle is 64π sq cm?
ABCD is a rectangle. P is a point on the side AB as shown in the given figure. If Dp = 13, CP = 10
By increasing the price of entry ticket to a fair in the ratio 5:7, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?
Three consecutive angles of a cycle quadrilateral are in the ratio of 1 : 4 : 5 . The measure of fourth angle is
PQRS is a cyclic quadrilateral and PQ is the diameter of the circle. If ∠RPQ = 38°, then what is the value (in degrees) of ∠PSR?
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