NSTSE Sample Paper Solutions Class 3

UNIFIED COUNCIL A n I S O 9 0 0 1 : 2008 C e r t i f i e d O r g a n i s a t i o n Test Assess Achieve NATIONAL LEVEL SCIENCE TALENT SEARCH EXAMINATION Solutions for Class : 3 MATHEMATICS GENERAL SCIENCE 1. (C) Cost of 2 pens = 12 6. (B) Ostrich is a flightless bird.  Cost of 1 pen = 6 7. (D) Liquids has no definite shape but has Cost of (pen + pencil) = 10 fixed volume. Containers Q = 6 l, S = 5 l, T = 4 l. Total 15 litres in which Sania  Cost of 1 pencil = 10 – 6 = 4 poured the orange juice. Now, cost of Book + Pencil = 16 8. (B) Air is needed for burning.  Cost of Book = 16 – 4 = 12 9. (B) Coal on burning gives out heat and 2. (A) The cost of 3 ice-creams energy. = ` 30 10. (D) In the given figure part labelled as S is  The cost of an ice-cream a flower. Flower grows into fruit. = ` 30 ÷ 3 = ` 10 CRITICAL THINKING The cost of a cherry = ` (28 – 2 × 10) = ` 8 11. (C) The cost of a banana 12. (B) ` (18 – 8 ) 10 = = ` 5 2 2 13. (B) 3. (D) 5 x 3 = 15 14. (C) 4. (C) 30 × 2 = 60; 45 × 2 = 90 15. (C) 28 × 2 = 56; 35 × 2 = 70 Answer is option (C). 5. (A) Routes from Bhanu’s house to swimming pool: i) Direct route : 1100 m ii) Through the school : 359 m + 723 m = 1082 m iii) Through the super-market : 451 m + 688 m = 1139 m 1139 > 1100 > 1082  If Bhanu takes the longest route, he would travel 1139 m. website : www.unifiedcouncil.com 1