Quantitative Aptitude - Arithmetic Ability Questions

The areas of two similar triangles ΔABC and ΔPQR are 121 sq cms and 64 sq cms respectively. If PQ = 12 cm, what is the length (in cm) of AB?

If P = 350 and Q = 600, then P is how much percentage less than Q?

The perimeters of a square and an equilateral triangle are equal. If the diagonal of the square is 9 cm, what is the area of the equilateral triangle?

If the value 5 = 2.236,then calculate the value of 405 - 1280-125

The value of x for which the expressions 7x + 13 and 13x - 7 become equal is _____

Δ LMN is right angled at M. If m∠N = 60 deg., then Tan L =______.

Δ DEF is right angled at E. If m∠D = 45°, then what is the value of cosecF X cotD?

Naveen purchased a gas cylinder and a stove for Rs.4500. He sold the gas cylinder at a gain of 25% and the stove at a loss of 20%, still gaining 4% on the whole. Find the cost of the gas cylinder.