Question
What is three digit number having each digit different
from the other? I. Each of the digits of the given number is a multiple of 2. II. The digit in the unitâs place is 75% less than that in the hundredâs place. III. None of the digits is zero. The following questions are accompanied by three statements I, II and III.  You have to determine which statement(s) is/are sufficient/necessary to answer the questions.ÂSolution
From I and II, we get The unitâs digit is 75% less than the hundredâs digit. Then, unitâs place must be 2 and hundredâs place will be 8. The digits at tens place can either be 4 or 6 Number can be either 842 or 862
The circumference of a circle is given as 220 m. What is the area of the circle? [Use Ď = 22/7]
A rectangular ground is 95 metre long and 75 metre broad. If two 10 metre wide paths one parallel to the breadth and one parallel to the length, of theďż˝...
Calculate the perimeter of a rectangle, given that a circle with an area of 308 cm² has a radius that matches the diagonal of a square. The ratio betwe...
A rectangular tank measuring 10 m in length, 8 m in width, and 6 m in height is half-filled with water. Find the volume of water in the tank in liters.
Find the area of the largest circle that can be drawn in a square of side 28 cm.
The cost of fencing a square plot @ Rs.30/m is Rs. 2520. What will be the cost of flooring the plot @ Rs. 3/ square m?
- A regular tetrahedron has a lateral surface area of 108â3 cm². Calculate its volume.
The perimeter of a square field is 18 cm more than the perimeter of a rectangle. The length of the rectangle is 77 cm which is 350% of its width. If a s...
The perimeter of semicircle is 36 cm and the radius of the semicircle is equal to the height of a Cylinder whose volume is 198 cm 3 . then fi...
Rahul spends some part of his income and saves the remaining part. The ratio of his expenditure and saving is 3 : 4 respectively. If Rahulâs income i...
Relevant for Exams:
