Quantitative Aptitude - Arithmetic Ability Questions

If Rs. 10000 amounts to Rs. 11664 invested in compound interest(compounded annually) for two years then the annual rate of compound interest is

Find the LCM of 0.63, 10.5, 2.1, 4.20

Solution A contains 10% acid and solution B contains 30% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 25% acid?

The first and last terms of an arithmetic progression are 32 and ­-43. If the sum of the series is ­-88, then it has how many terms?

What is the y – intercept of the linear equation 59x + 14y – 112 = 0?

If x+1x=5, then 6xx2+x+1 value is

The price of an article is decreased by 10%. To restore it to its former value, the new price must be increased by

The point P(a, b) is first reflected in origin to P1 and P1 is reflected in Y-axis to (4, -3). What are the co-ordinates of point P?