Mathematics & Logic
939 questions found
Other Topics
General Knowledge Science History Geography Current Affairs Computer Sports Indian Polity Environment & Ecology Literature & Arts Economics
346
The ratio of ages of two persons is 5:9 and the age of one of them is greater than the other by 40 years. Find the sum of their ages.
Easy
Mathematics & Logic
View Question
347
Three numbers are in the ratio 1/2 : 2/3 : 3/4. The difference between the largest and smallest numbers is 36. Find the numbers.
Medium
Mathematics & Logic
View Question
348
If x : y = 3 : 4, then find (7x + 3y) : (7x - 3y).
Easy
Mathematics & Logic
View Question
349
Two numbers are in the ratio 3:5. If 9 is subtracted from each, they are in the ratio 12:23. Find the smaller number.
Hard
Mathematics & Logic
View Question
350
A bag contains coins of ₹1, ₹2, and ₹5 in the ratio 4 : 3 : 2. If the total money in the bag is ₹560, find the number of ₹5 coins.
Hard
Mathematics & Logic
View Question
351
What is the mean proportional between 9 and 16?
Easy
Mathematics & Logic
View Question
352
The ratio of the sides of a triangle is 1/2 : 1/3 : 1/4 and its perimeter is 104 cm. Find the length of the longest side.
Medium
Mathematics & Logic
View Question
353
Find the compound ratio of (2 : 3), (9 : 4), and (5 : 6).
Easy
Mathematics & Logic
View Question
354
Which of the following is a prime number?
Easy
Mathematics & Logic
View Question
355
If 15% of x = 20% of y, then x : y is:
Easy
Mathematics & Logic
View Question
356
The ratio of students in three classes is 2 : 3 : 5. If 20 students are increased in each class, the ratio changes to 4 : 5 : 7. What was the total number of students initially?
Medium
Mathematics & Logic
View Question
357
Two numbers are in the ratio 1 : 3. If their sum is 240, find their difference.
Easy
Mathematics & Logic
View Question
358
Divide ₹1,200 between A, B, and C in the ratio 2 : 3 : 5. How much does B get?
Easy
Mathematics & Logic
View Question
359
If (x + y) : (x - y) = 4 : 1, then (x² + y²) : (x² - y²) is equal to:
Hard
Mathematics & Logic, Indian Polity
View Question
360
The incomes of A and B are in the ratio 3:2 and their expenditures are in the ratio 5:3. If each saves ₹2,500, find A's income.
Medium
Mathematics & Logic
View Question