Quantitative Aptitude - Arithmetic Ability Questions

If 2x-y2+(3y-2z)2=0,then the ratio of x:y:z is

The cost of leveling a triangular piece of land whose sides are 72 m. 30 m and 78 in respectively at the rate of 20 paisa per square metre is:

U and V started a business by investing amounts Rs 184000 and Rs 224000 respectively. If U’s share in the profit received at the end of year is Rs 20700, then what will be the total profit (in Rs)earned by them together?

Cost price of an article is Rs 5800. If the loss percentage is 33%, then what is the selling price (in Rs) of the article?

The brother is elder to his sister by 6 years. Seven years ago the product of their ages was 72. What is the age of the brother?

A and B can complete a task in 1.5 days. However, A had to leave a few days before the task wascompleted and hence it took 2 days in all to complete the task. If A alone could complete the work in2.625 days, how many days before the work getting over did A leave?

Madhur works 2 times faster than Sagar. If Sagar can complete a job alone in 18 days, then in how many days can they together finish the job?

If x2 + (1/x2) = 31/9 and x > 0, then what is the value of x3 + (1/x3)?