Quantitative Aptitude - Arithmetic Ability Questions

A map is drawn at a scale of 2 mm for 500 kms. Two places are marked at the distance of 3.6 mm; calculate the distance (in kms) between these two places?

A scored 72% in a paper with a maximum marks of 900 and 80% in another paper with a maximum marks of 700. If the result is based on the combined percentage of two papers, the combined percentage is

If x + 1x = 3, then x18 + x12 + x6 + 1 value is

All sides are congruent in a _____.

If x -­ y = ­7 and x + y = 13, then x2 - y2 is

A man goes to a place on bicycle at speed of 16 km/hr and comes back at lower speed . If the average speed is 6.4 km/hr in total , then the return speed (in km/hr) is

Rajat sells a machine for Rs 53 lakhs at a loss. Had he sold it for Rs 64 lakh, his gain would have been 10 times the former loss. Find the cost price of the machine.

Between 200 and 400 how many numbers are divisible by 7?