For the following questions answer them individually
Find the sum of the digits of the greatest number that can exactly divide 288 and 432.
If the radius of the base and the slant height of a cone are 17cm and 25 cm respectively, then what is the total surface area of the cone?
A and B together can do a piece of work in 21 days. B and C together can do it in 24 days. A and C together can do it in 33 days. In how many days approximately will A, B and C finish it together?
If ratio of X to Y is 3 : 4, then determine the relation between X and Y.
The average of 11 numbers is 7.5. What should be the 12th number added to them to make the average 8.5?
Find the fourth proportional of 3 hours 20 minutes, 1 hour 50 minutes, and 6 hours 20 minutes.
A ream of 500 pages is bought for ₹280, and packets of 25 pages are made from it. Each packet is sold for ₹18. Find the percentage profit or loss. (Rounded off up to one decimal place).
Three number are in the ratio of 4 : 5 : 6, and their LCM is 180. Their HCF is:
A and B together can do a piece of work in 20 days, while B alone can finish it in 25 days. How many days will A take to complete the same work alone?
A woman gains 30 percent by selling an article for a certain price. If she sells it at double price, then the profit made is :
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