There are 500 children in a school. For a P.T. drill they have to stand in such a manner


1

271

April 2, 2019

A gardener has 1000 plants. He wants to plant these in such a way that the number


1

129

April 2, 2019

In a right triangle ABC, ∠B = 90°. (a) If AB = 6 cm, BC = 8 cm, find AC


1

362

April 2, 2019

Find the length of the side of a square whose area is 441 m2


1

253

April 2, 2019

Find the least number which must be added to each of the following numbers so


1

524

April 2, 2019

Find the least number which must be subtracted from each of the following numbers


1

259

April 2, 2019

Find the square root of the following decimal numbers :


1

245

April 2, 2019

Find the number of digits in the square root of each of the following numbers


1

252

April 2, 2019

Find the square root of each of the following numbers by Division method : (i) 2304 (ii) 4489


1

578

April 2, 2019

Find the smallest square number that is divisible by each of the numbers 8, 15 and 20


1

559

April 2, 2019

Find the smallest square number that is divisible by each of the numbers 4, 9 and 10


1

116

April 2, 2019

2025 plants are to be planted in a garden in such a way that each row contains


1

302

April 2, 2019

The students of Class VIII of a school donated ? 2401 in all, for Prime Minister’s


1

272

April 2, 2019

For each of the following numbers. find the smallest whole number by which


1

518

April 2, 2019

For each of the following numbers, find the smallest whole number by which it should


1

405

April 2, 2019

Find the square roots of the following numbers by the Prime Factorisation Method :


1

499

April 2, 2019

Find the square roots of 100 and 169 hy the method of repeated subtraction


1

760

April 2, 2019

Without doing any calculation, find the numbers which are surely not perfect squares :


1

243

April 2, 2019

What could be the possible ‘one’s’ digits of the square root of each of the following numbers?


1

147

April 2, 2019

Write a Pythagorean triplet whose one member is (i) 6


1

338

April 2, 2019

Find the square of the following numbers, (i) 32


1

220

April 2, 2019

How many numbers lie between squares of the following numbers? (i) 12 and 13


1

151

April 2, 2019

(i) Express 49 as the sum of 7 odd numbers


1

308

April 2, 2019

Without adding, find the sum : (i) 1 + 3 + 5 + 7 + 9


1

2425

April 2, 2019

Using the given pattern, find the missing 12 + 22 + 22 = 32


1

111

April 2, 2019

Observe the following pattern and supply the missing numbers:


1

152

April 2, 2019

Observe the following pattern and find the missing digits :


1

187

April 2, 2019

The squares of which of the following would be odd numbers? (i) 431


1

1713

April 2, 2019

The following numbers are not perfect squares. Give reason, (i) 1057


1

556

April 2, 2019

What will be the unit digit of the squares of the following numbers? (i) 81


1

898

April 2, 2019
