Quantitative Aptitude - Arithmetic Ability Questions

A's salary is 50% more than that of B. Then B's salary is less than that of A by

At 15% discount the selling price of a microwave oven is Rs 34000, what is the selling price if the discount is 37.5%?

If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat (120/7)% of fat. What ratio was the cow's milk mixed with buffalo's milk?

A runner starts running from a point at 6:00 am with a speed of 8 km/hr. Another racer starts from the same point at 8:30 am in the same direction with speed of 10 km/hr. At what time of the day (in p.m.) will the second racer will overtake the other runner?

If a + b + c = 11 and ab + bc + ca = 17, then what is the value of a3 + b3 + c3 – 3abc?

A bag has Rs 43 in the form of 5-rupee, 50-paise and 10-paise coins in the ratio of 1:5:11. What is the total number of 50-paise coins?

An equilateral triangle of side 6 cm is inscribed in a circle. Then radius of the circle is