Quantitative Aptitude - Arithmetic Ability Questions

At 6% simple interest per annum a sum of money became Rs. 834 in 6.5 years. The sum initially invested was

A natural number, when divided by 5,6,7 or 8,leaves a remainder of 4 in each case. what is the smallest of all such numbers?

A shopkeeper purchased a chair whose marked price is Rs 1400, at two successive discount of 20% and 30% respectively. If he sells the chair for Rs 1176, then what is the profit percentage?

∆DEF is right angled at E. If tanD = 4/3, then what is the value of tanF ?

The least number that must be substracted from 63520 to make the result a perfect square is

Three consecutive natural numbers are such that the square of the greatest is greater than the product of the other two by 19. The smallest of these numbers is

ΔABC is right angled at B. BD is its altitude. AD = 4 cm and DC = 12 cm. What is the value of AB (in cm)?

The point R(a,b) is first reflected in origin to R1 and R1 is reflected in x­axis to (­-4,2). The co-­ordinates of point R are