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Section 10 “Man”. “Woman”—The word “man” denotes a male human being of any age; the word “woman” denotes a female human being of any age.
The circumference of a circle is 55 cm and the length of the rectangle is 8 times the radius of the circle. Find the area (in cm2) of the rec...
The area of a circle got increased by 22 cm² when the radius was increased by 1 cm. d by 1 cm. What was the original radius?
The external dimensions of a cuboidal container, with a thickness of 2 cm, are 24 cm in length, 20 cm in breadth, and 18 cm in height. If each cubic cen...
The perimeter of a rectangle is given as 72 cm, and the side of a square is equal to the mean of the length and breadth of the re...
Three circle of diameter 14 cm each, are bound together by a rubber band, as shown in the figure. The length of the rubber band, in cm, if it is stretch...
The surface area of the two spheres are in the ratio9:16. Their volumes will be in the ratio
A tank whose length, width and height are 23 metres, 20 metres and 12 metres respectively is completely filled with juice. If the juice costs Rs.5/m
The shape of an toy is a right circular cylinder with a hemisphere on bottom and a right circular cone on the top. The radius of the cylindrical part is...
If the radius and height of a right circular cylinder are increased by 22% and 28%, respectively, what is the percentage increase in its volume? (Use π...
If the 4-digit number x67y is exactly divisible by 9, then the least value of (x + y) is _____.