Quantitative Aptitude - Arithmetic Ability Questions

Find out the odd word/letters/number/number pair from the given alternatives.

What is the value 32cos 39sin 51-sin239 + sin251

If a3 + a - 1 = 0 then find the value of a6 + a4 + a - 2

What is the slope of the line parallel to the line passing through the points (-­4,­-6) and (2,­-3)?

Of the 3 numbers whose average is 40, the first is 1/3 rd the sum of other 2. What is the first number?

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

Three runners A,B and C run a race, with runner A finishing 12 meters ahead of runner B and 18 meters ahead of runner C, while runner B finishes 8 meters ahead of runner C. Each runner travels the entire distance at a constant speed. The length of the race is

A man engaged a servant on a condition that he would pay him Rs. 80 and a pair of jeans after service of one year. Servant served for only 9 months and receives a pair of jeans and an amount of Rs. 55. The price of the jeans is ________.