Mathematics & Logic
939 questions found
Other Topics
General Knowledge Science History Geography Current Affairs Computer Sports Indian Polity Environment & Ecology Literature & Arts Economics
826
The ratio of the number of sides of two regular polygons is 1:2 and the ratio of their interior angles is 3:4. The number of sides of these polygons are:
Hard
Mathematics & Logic
View Question
827
If $x/y = 6/5$, then $(x^2+y^2)/(x^2-y^2)$ is:
Medium
Mathematics & Logic
View Question
828
The ratio of two numbers is 3:4 and their HCF is 4. Their LCM is:
Easy
Mathematics & Logic
View Question
829
A bag contains ₹1, 50-paise and 25-paise coins in the ratio 5:6:8. If the total amount is ₹240, find the number of 25-paise coins.
Hard
Mathematics & Logic
View Question
830
The ratio of incomes of A and B is 5:4 and their expenditures are in the ratio 3:2. If each saves ₹1600, what is the income of A?
Medium
Mathematics & Logic
View Question
831
What is the fourth proportional to 4, 9, 12?
Easy
Mathematics & Logic
View Question
832
Three numbers are in the ratio 1:2:3 and their HCF is 12. The numbers are:
Easy
Mathematics & Logic
View Question
833
If $A:B = 1/2 : 3/8$ and $B:C = 1/3 : 5/9$, then A:B:C is:
Medium
Mathematics & Logic
View Question
834
A sum of ₹731 is divided among A, B and C such that A receives 25% more than B and B receives 25% less than C. What is C's share?
Hard
Mathematics & Logic
View Question
835
The ratio of the sides of a triangle is 1/2 : 1/3 : 1/4. If the perimeter is 52 cm, then the length of the smallest side is:
Medium
Mathematics & Logic
View Question
836
If $2A = 3B$ and $4B = 5C$, then $A:C$ is:
Easy
Mathematics & Logic
View Question
837
In what ratio must tea worth ₹60 per kg be mixed with tea worth ₹65 per kg so that by selling the mixture at ₹68.20 per kg, there is a gain of 10%?
Hard
Mathematics & Logic
View Question
838
If 10% of x = 20% of y, then x:y is:
Easy
Mathematics & Logic
View Question
839
The ratio of ages of Ram and Shyam is 3:4. The sum of their ages is 28. What is the age of Shyam after 4 years?
Easy
Mathematics & Logic
View Question
840
If $x:y = 3:4$, what is the value of $(4x-y) : (2x+3y)$?
Easy
Mathematics & Logic
View Question