Quantitative Aptitude - Arithmetic Ability Questions

The weights of two iron balls are 3.5 kg and 7.5 kg. What is the percentage weight of the 1st ball with respect to 2nd ball.

The distance between two places can be covered in 3.5hrs at a speed of 62 kmph. If the speed is increased by 8 kmph, how much time would be saved?

Raj takes 2 1/3 hrs to complete a certain distance at a speed of 51 kmph. What time would Kiran take to complete the same distance at a speed of 68kmph?

If the length of the side of an equilateral triangle is 8 cm, what is its area?

What is the area (in sq cm) of a circle whose circumference is 26.4 cm?

If sec (3x – 20°) = cosec (3y + 20°), then what is the value of tan (x + y)?

 In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by aLogic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives

Select the odd word/letters/number/number pair from the given alternatives.