Quantitative Aptitude - Arithmetic Ability Questions

The LCM of 48 and 54 is

Rearrange the jumbled up letters in their natural sequence and find the odd one out.

Slope of the side DA of the rectangle ABCD is 1/3. What is the slope of the side AB?

Which of the following triangle is formed when the triangle has all the three medians of equal length?0

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.

A man standing on the bank of river observes that the angle subtended by a tree on the opposite bank is 60°. When he retires 36 m from the bank, he finds that the angle is 30°. The breadth of the river is

The value of cos0 deg is

If the standard deviation of a population is 7, what would be the population variance?