Quantitative Aptitude - Arithmetic Ability Questions

If 3.352 -­ (9.759 -­ x ) -­ 19.64 = 7.052, then what is the value of x?

The LCM of 56, 84 and 112 is

If a+b=5 then the value of a-37+b-27 is

In the following question, select the odd word from the given alternatives.

If 177 is divided into 3 parts in the ratio 1/2 : 2/3: 4/5, then the second part is

A train left 1 hour later than the scheduled time but in order to reach its destination 200 km away in time, it had to increase its usual speed by 10 km/hr. What is the usual speed (in km/hr) of the train?

The average of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18. The correct average of the observations is

Find the odd word/letters/number from the given alternatives.