1. Show that 500 is not a perfect square.
2. Express 81 as the sum of first nine consecutive odd numbers.
3. Using prime factorisation, find the square roots of (a) 11025 (b) 4761
4. Find the square root of the following by long division method.
(a) 1369 (b) 5625
5. Find the square root of the following by long division method. :
2. Express 81 as the sum of first nine consecutive odd numbers.
3. Using prime factorisation, find the square roots of (a) 11025 (b) 4761
4. Find the square root of the following by long division method.
(a) 1369 (b) 5625
5. Find the square root of the following by long division method. :
(a) 27.04 (b) 1.44
6. What is the least number, that should be subtracted from 1385 to get a perfect square?
7. What is the least number that should be added to 6200 to make it a perfect square?
8. Find the least number of four digits that is a perfect square.
9. Find the least square, number, which is exactly divisible by 3, 4, 5, 6 and 8
10. A decimal number is multiplied by itself. If the product is 51.84, then find the number.
7. What is the least number that should be added to 6200 to make it a perfect square?
8. Find the least number of four digits that is a perfect square.
9. Find the least square, number, which is exactly divisible by 3, 4, 5, 6 and 8
10. A decimal number is multiplied by itself. If the product is 51.84, then find the number.
11. A General wishes to draw up his 7500 soldiers in the form of a square. After arranging, he found out that some of them are left out. How many soldiers were left out?
12. Find three numbers in the ratio 2 : 3 : 5, the sum of whose squares is 608.
🖋Online Maths Tutor, Dubai
12. Find three numbers in the ratio 2 : 3 : 5, the sum of whose squares is 608.
🖋Online Maths Tutor, Dubai
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