For the following questions answer them individually
The table given below shows the demand and production of five articles.
J1 = The difference between total demand and total production of A, B and C.
J2 = The value of average of demand and production of E.
What is the value of (J1 - J2)?
A metallic solid sphere has radius 35 cm. If it is melted to form small spheres of radius 5 cm, then how many small spheres will be obtained?
What is the least number of students in a class such that they can make rows of 10, 15 and 20 and also the total number of students is a perfect square?
What is the value of $$\frac{1.2 \times 1.2 + 0.2 \times 0.2 + 1.2 \times 0.4}{1.8 \times 1.8 + 0.4 \times 0.4 - 1.8 \times 0.8}$$?
Walking at the speed of 8 km/hr, a man covers certain distance in 2 hour 30 minutes. Running at a speed of 10 km/hr, the man will cover the same distance in:
Profit after selling a commodity for Rs. 400 is same as loss after selling it for Rs.300. The cost of the commodity is:
What is the value of $$\frac{25 \times 25 - 12 \times 12 + 13 \times 13}{12 \times 5 + 10 \div 2}$$?
A person covers first 26 km in 60 minutes and next 34 km in 30 minutes. What is his average speed for the whole Journey?
After working alone for 12 days, Reena finds that only 10 percent of the work is completed. She employs Priya who is 40 percent more efficient than Reena. How many more days will they together take to complete the remaining work?
The pie chart given below shows the number of cars sold by 8 different companies. The total number of cars sold by all these 8 companies are 1000. Number of cars sold by a particular company is shown as a percent of total number of cars sold by all these 8 companies.
What is the difference between the central angle formed by sectors A, B and C together and the central angle formed by sectors E, F and G together?