Quantitative Aptitude - Arithmetic Ability Questions

The order of rotational symmetry of a parallelogram is

13 years ago Ram was twice as old as Sunny. Three years from now Sunny's age will be 3/5 of Ram's age. What is Ram's current age?

If A purchase 9 chairs for Rs 5 and sells all the chairs at the rate of 5 chairs for Rs 9, then what will be the profit percentage?

G and AD are respectively the centroid and median of the triangle ΔABC.The ratio AG:AD is

In ΔPQR, PQ = PR = 18 cm, AB and AC are parallel to lines PR and PQ respectively. If A is the mid-point of QR, then what is the perimeter (in cm) of quadrilateral ABPC?

The number of diagonals in a hendecagon is

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

If [4(2x/5 - 3/2)]/3 + 7/5 = 37/5, then what is the value of x?