Quantitative Aptitude - Arithmetic Ability Questions

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

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

If y = √3 - √2, then find the value of 1y3 - y3.

If a+b+c=15 and 1a+1b+1c=71abc, then the a3+b3+c3-3abc is

The average of 10 numbers is X and one of the number is 38. If 38 is replaced with 19, then what will be the new average?

After 10 innings the average score per innings of a batsman was 52. After 12 innings the average rose to 54. If the batsman had scored 16 more runs in the 12th innings than in the previous one, how many runs did he score in the 11th innings?

Convert decimal number 101 to binary.

A train travelling at 76 kmph crosses a 450 m long platform in 27 seconds. What is the length of the train?