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If $a : b = 6 : 8$, what is the ratio of $(a^3) : (b^3)$ ?

What is the sum of $(0.81)^2 + (0.49)^2 - (0.1)^2$ ?

P invests ₹ 60,000 for 10 months; Q invests ₹ 45,000 for 8 months; and R invests ₹ 75,000 for 6 months in a business. Find the ratio in which the profit should be shared among P, Q, and R, respectively.

In a certain code, the following letters represent arithmetic operations :

Using this information, evaluate the expression :

100 V 5 C 28 K 29 D 3

In the following analogy, the second letter-cluster is formed by applying a specific letter-pattern or transformation to the first letter-cluster. Apply the same pattern to the third letter-cluster to find the missing letter-cluster.

CANDID : XZMWRW :: CAREFUL : ?

A shopkeeper sells one blender for ₹ 1,000 at a gain of 25% and another for ₹ 1,200 at a loss of 20%. Find his overall profit or loss percentage.

What will be the remainder when 22807 is divided by 12 ?

Bhavana is known for being twice as efficient as Bhuvan. When Bhavana takes on a task alone, she can complete it in 25 days. How many days will it take if both Bhavana and Bhuvan work together, combining their efforts to finish the task?

Select the diagram that best represents the relationship among Electronics, Mobile Phones and Laptops.

In the diagram, the Rhombus represents people who like Chemistry, the Rectangle represents those who like Physics, the Triangle represents those who like Social Studies, and the Square represents those who like Mathematics.

Which letter represents those who like only Physics, and not any other subject?