For the following questions answer them individually
A car covers the first 140 km of a journey in 10 hours and the next 260 km in 15 hours. What is the average speed of the Car for the whole journey?
A shopkeeper sold a book at a marked price Rs. 1400 at a discount of 28%. Find the selling price of the book.
In how many least number of complete years will a sum of money become more than four times of itself at the rate of 14 percent per annum on simple interest?
The following bar graph shows the number of employees in company A and company B in 5 years.
Find the total number of employees in company A and company B in 2018 and 2019.
Ramesh is 60 percent less efficient than Rahul. If Rahul can make a computer in 12 days, then Ramesh can make the same computer in how many days?
Two stations A and B are 230 km apart on a straight line. One train starts from A at 4 am, and travels towards B at 40 km/hr. Another train starts from B at 5 a.m, and travels towards A at a speed of 55 km/hr. At what time will they meet?
A sum of Rs. 500 becomes Rs. 580 at simple interest in 2 years. In how many years will the sum of Rs. 650 amounts to Rs. 858 at the same rate of simple interest?
There is a rectangular garden of 150 metres $$\times$$ 25 metres. A path of width 10 metres is built around the garden. What is the area of the path?