Quantitative Aptitude - Arithmetic Ability Questions

A man spends a part of his monthly income and saves the rest. The ratio of his expenditure to the saving is 61 : 6. If his monthly income is Rs.8710, the amount of his monthly savings is

The area of an equilateral triangle is 9√3 sq cm, find its perimeter?

The area of an equilateral triangle is 25√3 sq.cm. Find its side (in cm).

If x = √2+1, then the value of x4-1/x4

If(x + y)2 = xy + 1 and x3 – y3 = 1, then what is the value of x – y?

The average cost of 4 items in a shopping list is Rs 1,250. If one more item whose cost is Rs 2,000 is added to the list what will be the new average (in
Rs)?

In a Village panchayat society 574 names are enlisted as 'below poverty level'. If 14% of the villagers are below poverty level, the total number of villagers is?

Two buses are moving towards each other with speed of 20 km/hr and 34 km/hr respectively. What will be the distance (in metres) between the two buses one second before they collide?