7 4 2 7 2 6 5 7 4 5 6 4 5 4 8 3 5 6 Required sum = 4 + 8 = 12.
5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 45 and ratio of the 4th and the 5th number is 2:3. If difference between t...
A jar initially contains 100 liters of alcohol. First, 25 liters of alcohol are stolen and replaced with water. Then, a second person takes 10 liters of...
A rectangular garden is 20 m long and 15 m wide. If a path of width 2 m is built around the garden, what is the area of the path?
A traveller travels from one place to another at a speed of y km/h and reaches the destination in 4 hours. If the same traveller had traveled 1 km/h fas...
1. तीन लगातार संख्याओं का योग 105 हैं , तो उनमें सबसे बड़ी ...
The sum of two numbers is 20 and their product is 96. Find the numbers.
1. एक घंटी हर तीन मिनट में बजती है व दूसरी प्रत्येक 4 मिनट ...
A cylindrical tank has a radius of 4 meters and a height of 6 meters. Calculate the total surface area of the tank.
Rs. 156 is to be shared among 40 students, if each girl receives Rs.4.50, and boy receive Rs.3.50. Find the ratio of number of boys and girls.
A hexagonal prism has a base edge of 6 cm and a height of 10 cm. Find its volume and lateral surface area.
