Aptitude and Reasoning Questions

In the following figure, rectangle represents Therapists, circle represents Floral designers, triangle represents Poets and square represents Football players. Which set of letters represents Therapists who are either Floral designers or Poets ?

ax + 5y = 8 has slope of -4/3. What is the value of a?

Simple interest on a certain sum of money for 3 years at 18% per annum is half the compound interest on Rs. 9000 for 2 years at 10% per annum. The sum placed on simple interest is:

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statements:
(I) a R b
(II) b R a

Conclusion:
(I) This relation is symmetric.
(II) This is a relation.

In a village some of the goldsmiths are literates. Which diagram shows literate goldsmiths?

In the following question, select the odd letter/ letters from the given alternatives

Facing south, x turns 225 deg clockwise and then 90 deg anti-clock wise. What direction is x facing now?

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.