If x+y+z=22 and xy+yz+zx=35, then what  is the value of (x-y)² +(y-z)²+(z-x)²?

A distance is covered by a cyclist at a certain speed. If a jogger covers half the distance in double the time, the ratio of the speed of the jogger to that of the cyclist is 

The following table shows the number of pens and the number of erasers of 6 different colours that were sold from a stationery store during a given week. 

The total number of erasers having colours C3 or C4 is approximately what percentage of the average number of pens of each colour?

The average of 8 numbers is 38.4. Out of these numbers, the average of 7 number is 39.2. The 8th numbers

Directions:  The table given below presents the number of books on different subjects kept on separate shelves subjects with odd and even numbers are of arts and Science respectively

Find the total number of books of all subjects

A person bought some articles at the rate of 5 per rupee and the same number at the rate of 4 per rupee. He mixed both the types and sold at the rate of 9 for 2 rupees. In this business he suffered a loss of Rs. 3. The total number of articles bought by him was 

Find the least number which when subtracted from 10.000327 is a perfect square.

lf p + m = 6 and p³ + m³ = 72, then the value of pm is: