Quantitative Aptitude - Arithmetic Ability Questions

ΔXYZ is similar to ΔPQR. If ratio of perimeters of ΔXYZ : ΔPQR is 3:2 and if PQ = 6 cm then what is the length of XY (in cm)?

What is the value of sin (B – C) cos (A – D) + sin (A – B) cos (C – D) + sin (C – A) cos (B – D)?

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

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

Curved surface area of a cylinder is 1232 sq cm. If circumference of its base is 154 cm, then what will be the height of the cylinder? (Take π = 22/7)

If the time increases by 7 years, then simple interest increases by Rs 8400 on a sum of Rs 6000. What is the rate (in percentage) of interest per annum?

What should be the average speed of the car to cover a distance of 342 km in 1.9 hours?

If the ratio of cost price and selling price be 10:11, then the profit percentage is