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What is the least number that should be subtracted from 1385 to get a perfect square? Also find the square root of the perfect square.

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NCERT EXEMPLAR-SQUARE - SQUARE ROOT AND CUBE-CUBE ROOT-Exercise
  1. Find the square root of the following by long division method. 27.04

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  2. Find the square root of the following by long division method. 1.44

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  3. What is the least number that should be subtracted from 1385 to get a ...

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  4. What is the least number that should be added to 6200 to make it a per...

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  5. Find the least number of four digits which is a perfect square.

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  6. Find the greatest number of three digits which is a perfect square.

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  7. Find the least square number which is exactly divisible by 3, 4, 5, 6 ...

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  8. Find the length of the side of a square if the length of its diagonal ...

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  9. A decimal number is multiplied by itself. If the product is 51.84, fin...

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  10. Find the decimal fraction which when multiplied by itself gives 84.64.

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  11. A farmer wants to plough his square field of side 150m. How much area ...

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  12. What will be the number of unit squares on each side of a square graph...

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  13. If one side of a cube is 15m in length, find its volume.

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  14. The dimensions of a rectangular field are 80m and 18m. Find the length...

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  15. Find the area of a square field if its perimeter is 96m.

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  16. Find the length of each side of a cube if its volume is 512 cm^3.

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  17. Three numbers are in the ratio 1:2:3 and the sum of their cubes is 450...

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  18. How many square metres of carpet will be required for a square room of...

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  19. Find the side of a square whose area is equal to the area of a rectang...

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  20. Difference of two perfect cubes is 189. If the cube root of the smalle...

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