For the following questions answer them individually
P, Q and R can complete a work in 30 days, 15 days and 20 days respectively. P works on first day, then Q works on second day and then R works on third day and so on. In how many days the work will be completed?
If length, breadth and height of cuboids are increases by 10%, 20% and 15% respectively, then what will be the percentage change in its volume?
What is the value of $$\left(24 \div 4 - \frac{2}{3} of \frac{21}{8} \div \frac{1}{4}\right)$$?
If the average of five consecutive odd numbers is 17, then what will be the highest number among them ?
The length ofa rectangle is 24 cm.If the length of diagonal is 26 cm, then what will be the breadth of the rectangle?
If selling price of an article is ₹ 432 and profit is 35%, then what will be the cost price of the article?
A train covers a certain distance at a speed of 45 m/s in 15 minutes. How much time it will take to cover the same distance at the speed of 60 m/s?
The diagonal of a square is 10 cm. What will be the length of the diagonal of the square whose area is double of the area of first square?
What will be the difference between the compound interest (interest is compounded annually) and simple interest on a sum of ₹ 6400 at the rate of 10% per annum for 2 years?