COMPETITIVE CRACKER

ज्यामिति - Geometry   Hello friends! Today we are going to share a post on GEOMETRY which is an important Chapter for class 9,10,11,12 In Geometry there is many concept and some are more clear but some concepts is clear and give a doubt. We here try to clear you doubts. I request you to I you have an Question then comment we try to solve it and clear your all doubts. You join us on Facebook by All exam Gk And Daily Updated Questions.  Polygon - A polygon is a closed shaped figure with three or more sides Here are some properties of Polygon (i) Sum of all the exterior angle of a polygon= 360°  (ii) Each exterior angle of a regular polygon =  360° (iii) Sum of all the interior angles of a polygon = (n – 2) × 180°  (iv) Each interior angle of a regular polygon = (v) No. of diagonals of a polygon = (vi) The ratio of sides a polygon to the diagonals of a polygon is 2 : (n – 3) (vii) Ratio of interior angle to exterior angle of a reg...

Profit and Loss 1. X and Y invest Rs.21000 and Rs.17500 respectively in a business. At the end of the year, they make a profit of Rs.26400. What is the share of X in the profit? Answer: 14400 Explanation: Ratio of the investment = 21000 : 17500 = 210 : 175 = 42 : 35 = 6 : 5 Share of X in the profit = 26400 * ( 6 / 11 ) = 2400 * 6 = 14400 2. The cost of 125 shirts is Rs. 11250 and transportation charges are Rs. 375. For a 20% profit, the selling price of each shirt should be? Answer: Rs. 111.60 Explanation: The total cost price of 125 shirts = 11250 + 375 = Rs. 11625 ∴ The total selling price of 125 shirts = ( 120 * 11625 ) / 100 = Rs. 13950 ∴ Selling price of one shirt = 13950 / 125 = Rs. 111.60 3. A vendor bought bananas at 6 for a rupee. How many for a rupee must he sell to gain 20%? Answer: 5 Explanation: CP of 6 bananas = 1 Gain = 20% SP of 6 bananas = 1 * ( 120 / 100 ) = 12 / 10 ⇒ The number of bananas he should sell for Rupee 1 inorder to gain 20% = ...

Question. What is the work done by force of gravity in he following cases ? (a) Satellite moving around the earth in a circular orbit of radius 35000 Km (b) A stone of mass 250 g is thrown up through a height of 2.5 m Answer. (a) Zero, as the displacement in one complete revolution is zero (b) Given mass (m) = 250g = 0.25 Kg, height (h)=2.5m , g = 10 ms^2 , W = ? Now , W=FS = mg×h = 0.25 × 10 × 2.5 = 6.25 J

Some Important Preposition ~जरूर याद करें Of: जब हम तुलना के साथ-साथ चयन अथवा प्राथमिकता का बोध करवाते है तो Comparative Degree में Of का प्रयोग होता है। जैसे - He is better of the two boys. To: जब गति के लक्ष्य को दर्शाना हो तो To का प्रयोग करेंगे। जैसे - I am going to railway station. Towards: जब कोई गति लक्ष्य तक नहीं लक्ष्य की ओर जाती है तो इसका प्रयोग होता है। जैसे - I am going to railway station towards Mahavir Mandir. Without - बिना: जैसे - Without Ticket. With - के साथ। जैसे - We can't go with you. After: यह भी गति दर्शाता है परन्तु किसी के पीछे। जैसे - I don't run after you. Along: जब कोई वस्तु या व्यक्ति के किनारे-किनारे लम्बाई में रहे तो इसका प्रयोग होता है। जैसे - People were standing when Shekhar came. Around: जब कोई वस्तु किसी वस्तु के चरों ओर किनारे-किनारे गोलाई में रहे तो Around का प्रयोग करते है। जैसे - There are trees around Gandhi Maidan. Beneath - कमी, पिछड़ा: जब कोई किसी से किसी अर्थ में कम हो तो उस कमी को दर्शाने के ...

We here provide question of  number series that asked in various exams 1. 6, 16, 45, 184, 915, ? 2. 3, 4, 17, 46, 143, ? 3. 1, 1, 1.5, 2.75, ? 4. .8, 3, 5, 11.4, 21.8, ? 5. 1284, 1275, 1250, 1201, 1120, ? 6. 137, 1468, ?, 1082, 957, 984 7. 2, 27, 114, 499, 2548, ? 8. 13, 42, 172, 865, ? 9. 6, 8, 12, 42, 160, ? 10. 4, 15, 63, 247, 995, ? 11. 5, 6, 16, 57, 244, ? 12. 11, 20, 38, 74, ? 13. 15, 21, 38, 65, 101, ? 14. 24, 28, 19, 35, 10, ? 15. 5, 15, 65, 315, ? --------------------------------------------------------- 🌋SBI ME 2014 16. 37, 19, 20, 31.5, 65, 165 17. 5, 6, 16, 37, 244, 1245 18. 7, 5, 11, 49, 335, 3005 19. 12, 47, 152, 467, 1412, 4247 20. 68, 60, 104, 188, 496, 1456 ----------------------------------------------------------- 🌋RRB PO 2016 21. 9, 14, 21, 32, 45, ? 22. 4, 4, 6, 12, 24, ? 23. 3, 1.5, 1.5, 2.25, 4.5, ? 24. 2, 4, 11, 37, 153, ? 25. 3, 10, 22, 39, 61, ? 26. 4, 2, 2, 3, 6, ? 27. 3, 9, 22, 42, 69, ? 28. 3, 5, 13, 43, 177, ? 29. 2...

9 December 2017 , Current Affairs Updated ● Afghanistan's second vice president Mohammad Sarwar Danish will be on a five-day visit to India starting today. ● Sarvesh Tiwari appointed as President Para Sports Foundation ● Kacheguda Becomes Indias First Energy Efficient Railway Station ● Facebook Co founder Saverin becomes richest man in Singapore ● South Korea will have 85 robot volunteers at the Winter Olympics ● Diddy Tops Forbes Highest Paid Musicians of 2017 List ● Shah Rukh Khan named top Indian actor of 2017 by IMDb ● UAE launches its first astronaut programme ● Former supermarket worker Dan Middleton named Worlds richest YouTuber ● Goa CM to unveil Indias first mobile food testing lab . ● Google Doodle honours Homai Vyarawalla, the ‘First Lady of the Lens’ ● Government extends date for linking Aadhaar with PAN till March 31, 2018 ● World’s 1st robot citizen calls for Saudi women’s rights ● Mateusz Morawiecki to be new prime minister of Poland ●...