Another name of Carborundum is
Silicon carbide also known as carborundum is a compound of silicon and carbon with chemical formula SiC. It occurs in nature as the extremely rare mineral moissanite. Silicon carbide powder has been mass-produced since 1893 for use as an abrasive.
What is the speed of boy in still water?
Statement I : The speed of man in still water is four times the speed of the stream.
Statem...
What will be the cost of painting the four walls of a room if the rate of painting is Rs. 20 per square metre?
I. Perimeter of the floor is 52 m....
There are 7 people in a group. Average age of the group decreases by 5 when two more people join the group. Find the average age of the new group.
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What is the yearly salary of Mr. Rohan?
Statement I: Sohan earns Rs. 44000 more than Mohan in a year who earns Rs. 16000 more than Rohan per ann...
Find the area of a rhombus.
A. Sum of the squares of the diagonals is 256 m².
B. Perimeter of the rhombus is 32 m.
C. Ratio of...
Retailer gained how much by selling his products in November 2017?
Statement I: He earned 25% more profit in December 2017 as compared to Octobe...
What is the age of a class teacher?
I. There are 13 students in the class.
II. The average age of students and the teacher is 16 years.
What is the sum of two numbers?
I. Difference between the numbers is ` `