Quantitative Aptitude - Arithmetic Ability Questions

What is the equation of a line having a slope -1/3 and y-intercept equal to 6?

A can do a work in 36 days and B in 12 days. If they work on it together, then in how many days will they be able to do the work?

A sum of Rs. 3000 amounts to Rs. 6000 in two years at compound interest. The interest for four years is

In ΔPQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If lengths of PS, SQ and PR are 6 cm, 9 cm and 12.5 cm respectively, what is the length of TR?

The ratio of spirit and water in the two vessels is 5 : 1 and 3 : 7 respectively. In what ratio the liquid of both the vessels should be mixed such that a new mixture containing half spirit and half water is obtained?

If x=aCosθCosΦ, y = aCosθSinΦ and z= aSinθ, then the value of x2+ y2 + z2 is

Rohan sells two articles. The cost price of the first article is equal to the selling price of the second article. The first article is sold at a profit of 40% and the second article is sold at a loss of 40%. What is the ratio of the selling price of the first article to the cost price of the second article?

What is the simplified value of 22433+393-11253?