Cards marked with number 3, 4, 5, ?, 50 are placed in a box and mixed thoroughly. A card is drawn at random from the box. Find the probability that the selected card bears a perfect …

What is the least number that must be subtracted from 3793 to get a perfect square number , Also find square root of the number so obtained .

since the units digit of a perfect can only be 0,1,4,5, 6 or 9, the last two digits of the number are possibly 70,71,74,75,76 or 79.We know that every perfect square is of the form 4k or 4k+1.Of …

Show that for odd positive integer to be a perfect square, it should be of the form 8k+1.

Let the three consecutive odd number be x – 2, x and x + 2. ∴ 200 < (x – 2) + x + (x + 2) < 400 (Given) ⇒ 200 < 3x < 400 Perfect squares lying between 200 and 400 are 225, 256, 289, 324 …

The number of children who will be left out in this arrangement has to be calculated. That is, the number which should be subtracted from 500 to make it a perfect square has to be calculated.

The value of (1/5) 2+ ( 2)0 (2a 3b 5d)0= _____ a) 23 b) Perfect square c) 25 d) options b and c - Maths - Squares and Square Roots

1458 needs to be multiplied by 2 to become a perfect square. (vi) 768 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 x 3 768 needs to be multiplied by 3 to become a perfect square. 6. For each of the following …

Cards marked with numbers 3,4,5 50 are placed in a bag and mixed thoroughly one card is drawn at random from the bag Find the probability that number on the card drawn is: (a) Divisible by …

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