Quantitative Aptitude - Arithmetic Ability Questions

P(3,1) and R(-7,5) are vertices of a rhombus PQRS. What is the equation of diagonal QS?

If 4/5th of 6/7th of a number is 216, then 8/9th of that number will be

The third proportional of two numbers 9 and 24 is

The tops of two poles of height 60 metres and 35 metres are connected by a rope. If the rope makes an angle with the horizontal whose tangent is 5/9 metres, then what is the distance (in metres) between the two poles?

The area of a circle is 346.5 cm2. Find its circumference (in cm).

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

Two students appeared for an examination. One of them secured 21 marks more than the other and his marks were 80% of the sum of their marks. The marks obtained by them are

Badki can bake 45 cakes in 9 hours, Badki and Chutki together can bake 80 cakes in 10 hours. How many cakes Chutki can bake in 40 hours?