Question
How many persons sit in the
row? Answer the questions based on the information given below: At most 28 persons sit in a linear row and face north direction. No seat is vacant. Only two persons sit to the left of Riya. One person sits between Riya and Purvi. Purvi sits fifth to the left of Neena. As many persons sit to the left of Neena as to the right of Divya. Meghna sits third to the left of Divya. Two persons sit between Meghna and Jaya. Pooja sits exactly between Neena and Jaya, who sits to the right of Neena. More than seven persons sit between Neena and Jaya.Solution
Only two persons sit to the left of Riya. One person sits between Riya and Purvi. Purvi sits fifth to the left of Neena. There will be two cases: Purvi will sit either second to the right or left of Riya. _____ _____ Riya _____ Purvi _____ _____ _____ _____ Neena Case 1. Purvi _____ Riya _____ _____ Neena Case 2. As many persons sit to the left of Neena as to the right of Divya. Meghna sits third to the left of Divya. Two persons sit between Meghna and Jaya. Pooja sits exactly between Neena and Jaya, who sits to the right of Neena. More than seven persons sit between Neena and Jaya. If nine person will sit between Neena and Jaya, then Pooja will sit exactly between Neena and Jaya. Meghna will sit third to the right of Jaya. As nine person sit to the left of Neena, so same number of person will sit to the left right of Divya. This case will get discarded as at most 28 persons sit in a linear row. _____ _____ Riya _____ Purvi _____ _____ _____ _____ Neena ___ ____ ____ ____ Pooja ____ ____ ____ _____ Jaya ____ _____ Meghna ____ _____ Divya ____ _____ ____ _____ ____ _____ ____ _____ ____ Case 1. If nine person will sit between Neena and Jaya, then Pooja will sit exactly between Neena and Jaya. Meghna will sit third to the right of Jaya. As five person sit to the left of Neena, so same number of person will sit to the left right of Divya. Purvi _____ Riya _____ _____ Neena___ ____ ____ ____ Pooja ____ ____ ____ _____ Jaya ____ _____ Meghna ____ _____ Divya ___ ____ ____ ____ ____ Case 2. Final arrangement as shown below: Purvi _____ Riya _____ _____ Neena___ ____ ____ ____ Pooja ____ ____ ____ _____ Jaya ____ _____ Meghna ____ _____ Divya ___ ____ ____ ____ ____
- The base area of a rectangular cistern is 1080 m², and it holds a volume of 32400 m³ of water. What is the depth of the water in the cistern?
A rectangular plot has its length and breadth in the ratio of 5:3. Aman riding a bicycle completes one round of this field along its perimeter at a spee...
The sum of the radius and height of a cylinder is 19m. The total surface area of the cylinder is 1,672 m². What is the volume of the cylinder?
PQRS is a cyclic trapezium where PQ is parallel to RS and PQ is the diameter. If ∠QPR = 40° then the ∠PSR is equal to:
Two circles, each of radius 7 cm, intersect each other. The distance between their centers is 7√2 cm. Find the area common to both circles.
A wooden box measures 20cm by 12cm by 10cm. Thickness of wood is 1 cm. volume of wood to make the box is.

On a rectangular wall of length 20 metres and height 15 metres, there is a window in the shape of triangle surmounted on a square. If the base of triang...
If the curved surface area of a cylinder is 128 p cm² and its height is 16 cm. then, what is the volume of the cylinder?(in cm 3 )
If the ratio of areas of two circle is 4:9, then the ratio of their circumferences will be: