Quantitative Aptitude - Arithmetic Ability Questions

What is the equation of the line perpendicular to the line 5x + 3y = 6 and having Y-intercept -3?

The areas of two similar triangles ΔABC and ΔPQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?

In a mixture of milk and water, there is 19% milk. If the quantity of milk in the mixture is 437 mililitres, then what is the total quantity (in millilitres) of mixture?

If y=2secθ and x=3tanθ then x29-y24 is

Which of the following numbers is a perfect square?

ΔABC is similar to ΔPQR. Length of AB is 18 cm and length of the corresponding side PQ is 12 cm. If area of ΔABC is 324 sq cm, what is the area of ΔPQR?

If 192 pens cost is Rs.10, how many pens can be bought for Rs.5?

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