Quantitative Aptitude - Arithmetic Ability Questions

Number of circles that can be drawn through three non-colinear points is

If the length of the transverse tangent is 8 cm, then calculate the centre distance (in cm) of the two circles with radii 7 cm and 3 cm.

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

If X = 423 + 32 then find the value of  ( X + 1X ).

If three successive discounts of 20%, 30% and 40% are given, then what will be the net discount (in percentage)?

Find the sum of the measures all the exterior angles of a decagon.

The ratio of marks obtained by a student was 1:2:3. The school decided to allow grace marks of 5% for each subject. Find the student's new ratio.

A fraction, when taken away from 1/3 gives 1/12. The fraction is