For the following questions answer them individually
Rs. 2400 is lent at the rate of 10 percent per annum. Which of the following statement(s) is/are correct?
I. The compound interest (compounding annually) for 3 years is Rs. 794.4.
II. The difference between simple interest and compound interest (compounding annually) after 3 years is Rs. 75.8
A vendor expects a gain 15% on his cost price. If in a month, his sale was of Rs. 138000, then what was his profit?
Find the area of the trapezium whose parallel sides measure 14 cm, and 18 cm and the distance between parallel sides is 15 cm.
A distributor of an AC company allowed a 5% discount when a shopkeeper book an order of 40 AC's with marked price Rs. 24500 per AC. The total value in the invoice is:
A train travelling at 180 km/hr overtakes a car travelling at 108 km/hr in 5 seconds. What is the length of the train?
Suman incurred a loss of 35% on selling an article for Rs. 4125. What was the cost price of the article?
Find the curved surface area of cone of radius 12 cm and slant height 14 cm. (Use $$\pi = 3.14$$)
