Quantitative Aptitude - Arithmetic Ability Questions

In the following question, select the odd word from the given alternatives.

If 22, x, 88 are in a continued proportion, find the value of x.

A ladder 20 m long is leaning against a vertical wall. It makes an angle of 30 deg with the ground. How high on the wall does the ladder reach?

What is the value of xy if x - y = 3 and x2+y2=15?

A defective piece of article which costs Rs. 1200 is being sold at a loss of 15%. If the price is further reduced by 5%, find the S.P?

The value of x for which the expressions 15 ­ 7x and 15x + 7 become equal is _____.

What is the reflection of the point (2, 3) in the line y = 4?

A shopkeeper sells wheat at a profit of 20% and for weighing uses a weight which is 10% less than the actual weight. What is his total profit percentage?