Quantitative Aptitude - Arithmetic Ability Questions

ΔDEF is right angled at E. If cosD = 8/17, then what is the value of secF ?

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

The sum of thrice a number and twice its reciprocal is 97/4. What is the number?

In the first 43 overs of a cricket match, the run rate was 5 runs/over. Calculate the required run rate in the remaining 7 overs to reach the target of 285 runs?

The cube of 105 is

When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is

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

Three years ago, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is the same today. The present age of the baby is