For the following questions answer them individually
In a school of 200 students, the following chart represents the percentage of students involved in different sports.
What is the number of students playing cricket?
The mean of five numbers is 18. If one number is excluded, their mean is 16. The excluded number is:
The table below shows the number of cakes sold by six different bakeries in a town on five different days of particular week.
What is the total number of cakes sold by the bakery D on Monday, Thursday and Sunday, taken together?
Observe the graph and answer the question that follows.
How many students obtained marks more than 130?
A shopkeeper purchases 20000 units of a product at ₹1 each, 15000 units at ₹1.15 each and 5000 units at ₹2 each. What is the weighted average price of one unit? Correct to two decimal places)
After seeing a policeman from a distance of 500 m, a thief starts running at a speed of 10 km/h. After noticing, the policeman chases immediately with a speed of 12 km h, and the thief is caught. The distance run by the policeman is:
The average of 10 observations is 21. A new observation is included and the average of these 11 numbers is 1 less than the prevoius average. The $$11^{th}$$ observation is ______.
The diameter of the base of a right-circular cylinder is 12 cm and the height of the cylinder is 2.45 times the radius of its base. Find the curved surface area of the cylinder. [Use $$\pi=\frac{22}{7}$$]
One number x is thrice the other number y. If the sum of both the numbers is 20, then what is the values of x and y are respectively ?