Quantitative Aptitude - Arithmetic Ability Questions

When Bablu decreases the selling price of the shoes from Rs. 360 to Rs. 345, his loss increases by 4%. The cost price of the shoes is

Vikash purchased 5 bananas for Rs.4 and sold 4 bananas for Rs.5. Calculate his % profit?

D, E, F are the mid - points of the sides BC , CA and AB respectively of a ΔABC . Then the ratio of the areas of ΔDEF and ΔABC is

If x2+1x2 = 98, then x3+1x3 = ?

The HCF of two numbers is 12 and their LCM is 72. If one of the two numbers is 24, then the other number is

If 3x -­ 7 = 5x ­- 1, then the numerical value of (x ­- 4)2 is 

If tan(A/2) = x, then the value of x is

If a2+1a2 = 38, then find the value of a-1a?