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There are 500 children in a school. For a P.T. drill they have to stand in such a manner
|
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1
|
1429
|
April 2, 2019
|
|
A gardener has 1000 plants. He wants to plant these in such a way that the number
|
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1
|
571
|
April 2, 2019
|
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In a right triangle ABC, ∠B = 90°. (a) If AB = 6 cm, BC = 8 cm, find AC
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1
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2840
|
April 2, 2019
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Find the length of the side of a square whose area is 441 m2
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1
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1557
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April 2, 2019
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|
Find the least number which must be added to each of the following numbers so
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1
|
4341
|
April 2, 2019
|
|
Find the least number which must be subtracted from each of the following numbers
|
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1
|
1666
|
April 2, 2019
|
|
Find the square root of the following decimal numbers :
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|
1
|
1024
|
April 2, 2019
|
|
Find the number of digits in the square root of each of the following numbers
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1
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1392
|
April 2, 2019
|
|
Find the square root of each of the following numbers by Division method : (i) 2304 (ii) 4489
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1
|
4558
|
April 2, 2019
|
|
Find the smallest square number that is divisible by each of the numbers 8, 15 and 20
|
|
1
|
2172
|
April 2, 2019
|
|
Find the smallest square number that is divisible by each of the numbers 4, 9 and 10
|
|
1
|
757
|
April 2, 2019
|
|
2025 plants are to be planted in a garden in such a way that each row contains
|
|
1
|
2600
|
April 2, 2019
|
|
The students of Class VIII of a school donated ? 2401 in all, for Prime Minister’s
|
|
1
|
1730
|
April 2, 2019
|
|
For each of the following numbers. find the smallest whole number by which
|
|
1
|
3165
|
April 2, 2019
|
|
For each of the following numbers, find the smallest whole number by which it should
|
|
1
|
3121
|
April 2, 2019
|
|
Find the square roots of the following numbers by the Prime Factorisation Method :
|
|
1
|
3968
|
April 2, 2019
|
|
Find the square roots of 100 and 169 hy the method of repeated subtraction
|
|
1
|
2951
|
April 2, 2019
|
|
Without doing any calculation, find the numbers which are surely not perfect squares :
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|
1
|
649
|
April 2, 2019
|
|
What could be the possible ‘one’s’ digits of the square root of each of the following numbers?
|
|
1
|
502
|
April 2, 2019
|
|
Write a Pythagorean triplet whose one member is (i) 6
|
|
1
|
2752
|
April 2, 2019
|
|
Find the square of the following numbers, (i) 32
|
|
1
|
1451
|
April 2, 2019
|
|
How many numbers lie between squares of the following numbers? (i) 12 and 13
|
|
1
|
544
|
April 2, 2019
|
|
(i) Express 49 as the sum of 7 odd numbers
|
|
1
|
675
|
April 2, 2019
|
|
Without adding, find the sum : (i) 1 + 3 + 5 + 7 + 9
|
|
1
|
5684
|
April 2, 2019
|
|
Using the given pattern, find the missing 12 + 22 + 22 = 32
|
|
1
|
493
|
April 2, 2019
|
|
Observe the following pattern and supply the missing numbers:
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|
1
|
1143
|
April 2, 2019
|
|
Observe the following pattern and find the missing digits :
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|
1
|
1232
|
April 2, 2019
|
|
The squares of which of the following would be odd numbers? (i) 431
|
|
1
|
3826
|
April 2, 2019
|
|
The following numbers are not perfect squares. Give reason, (i) 1057
|
|
1
|
1056
|
April 2, 2019
|
|
What will be the unit digit of the squares of the following numbers? (i) 81
|
|
1
|
3368
|
April 2, 2019
|