When was the ‘Earth Hour 2022’ observed this

What is the average speed of Boat?

I: Average speed of Bike is thrice that of average speed of Boat. Average speed of Van is 80 km/hr.

What is the area of a rhombus?

I. Length of one diagonal of the Rhombus is 50 cm.

How many students in a class can write both French and Spanish?

What is the average of L, 50, 76, 82, M and N?

I. L is six more than M.

II. N is four less than L.

What is the value of number x ?

I. The HCF of x and 16 is 8.

What is the area of the circular Track?

Statement-I: The area of equilateral triangle that can be inscribed in circular Track is 48√3 m2

What is the circumference of semi-circle (in cm)?

I. Area of the semi-circle is half of the area of a parallelogram.

Find the total number of students in class II?

What is the exact average of x, 53, 93, 24, q and y?

I. x is five more than y.

II. y is six less than q.

What is the cost of fencing a rectangular plot?

I. The length of the plot is thrice its breadth.