The ratio of the length of a rectangle, breadth of the rectangle and the diameter of a circle is 10:8:4. If the area of the circle is 154 cm^2 , then wh...
If the curved surface area and the radius of a cylinder are 550 cm2 and 7 cm, respectively, then find the volume (in cm3) of the c...
If x4 + x2 y2 + y4 = 37 and x2 – xy + y2 = 5, then what is the value of xy ?
The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in ratio 10:11, respectively. If the area of the rec...
Some balls are to be distributed among some boys. If 5 more balls are available, each boy gets 8 balls. If 6 less balls are available, each boy gets 4 b...
Find the mean proportion between (6 + √8) and (3 – √2).
A street of width 15 metres surrounds from outside a rectangular garden whose measurement is 160 m × 140 m. The area of the path (in square metres...
The cross sectional area of a hemisphere is 2772 cm² and its volume is 19404 cm³. What is its radius?
The lengths of a pair of parallel sides of a trapezium are respectively 22 cm and 18 cm, and the perpendicular distance between these two sides is 15 cm...
The radii of two right circular cylinders are in the ratio 3 : 2 and the ratio of their volumes is 27:16. What is the ratio of their heights?
