The price of an article is discounted by 25%, to restore to its original value, the new price must be increased by
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If (X/4) = (Y/5) = (Z/9), then what is X : Y : Z?
If cosαcosβ=m and cosαsinβ=n, then the value of m2+n2 cos2β is
If x = at2 and y = 2at then
A number is divided into two parts in such a way that 30% of first part is 25 more than the 20% of second part. 50% of second part is 33.5 more than the 60% of first part. What is the number?
If 11+11+11+1x = 58, then what is the value of x?
Choose the word is least like the other words in the group
Canoe, Dingy, Yatch are the type of boats while igloo is a type of houses.
Average of all even numbers between 222 and 250 is __________.