Quantitative Aptitude - Arithmetic Ability Questions

Select the odd word from the given alternatives.

If two successive discounts of 30% and 10% are given, then what will be the ratio of marked price to selling price?

What is the value of Cot 45° - (1/√3)Cosec 60°?

If x + 3y - 2z4 = 6, x + 232y + 3z = 33 and 17x + y +z + 2z =9, then what is the value of 46x+ 131y ?

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

BE and CF are two altitudes of a triangle ABC. If AB = 6 cm , AC = 5 cm and CF = 4 cm , then the length of BE is

The cube of 997 is

B is thrice as efficient as A and C is 0.75 times as efficient as A. What is the ratio of number of days taken by A, B and C when they work individually?