The mode and median of the following data 21, 23, 25, 23, 21, 24, 22, 20, 23 respectively, are
A 23, 23
B 21, 23
C 25, 21
D 23, 21
Think of a number. Multiply it by 15. Add 45. Divide by 9. Subtract 11. Divide by
4. The result is 11. What is the number?
Rahul starts to walk from the point P and
reaches point U while walking through points Q, R, S and T. If he moves only in East, West, North and South directions,
then how many minimum number of times he made 90° turns?
Which of the following statements is CORRECT?
A Length of a side of square and its area vary directly with each other.
B If one angle of a triangle is kept fixed then the measure of the remaining two angles vary inversely with each other.
C The area of circle and its diameter vary directly with each other.
D All of these