Quantitative Aptitude - Arithmetic Ability Questions

The sum of the present ages of two cousins is 46 years. Eight years ago, the elder one was twice as old as the younger one. What is the present age of the elder cousin?

The cross section of a canal is in the shape of an isosceles trapezium which is 4 m wide at the bottom and 5 m wide at the top. If the depth of the canal is 2 m and it is 120 m long, what is the maximum capacity of this canal?

What is the HCF (highest common factor) of 57 and 513?

In a Rhombus ABCD, measure of angle CAB is 35°, what is the measure of angle ABC?

∆PQR is right angled at Q. If cosecP = 17/15, then what is the value of sinR ?

Azhar is 4 times as good a workman as Balaraj and therefore is able to finish a job in 45 days less than Balaraj. Working together, they can do it in:

84% of a number is 105. The number is :

Two numbers are more than the third number by 16.25% and 55% respectively. First number is what percentage of the second number?