Question 551 MarkThree-fifths of the square of a certain number is 126.15 . Find the number.Answer14.5View full question & answer→
Question 561 MarkEvaluate :$\sqrt{10+\sqrt{25+\sqrt{108+\sqrt{154+\sqrt{225}}}}}$Answer4View full question & answer→
Question 571 MarkEvaluate :$\sqrt{41-\sqrt{21+\sqrt{19-\sqrt{9}}}}$Answer6View full question & answer→
Question 581 MarkEvaluate :$\sqrt{0.01}+\sqrt{0.81}+\sqrt{1.21}+\sqrt{0.0009}$Answer2.13View full question & answer→
Question 601 MarkEvaluate :$\sqrt{\frac{48.4}{0.289}}$Answer$\frac{220}{17}$View full question & answer→
Question 611 MarkEvaluate :$\sqrt{\frac{0.289}{0.00121}}$Answer$\frac{170}{11}$View full question & answer→
Question 641 MarkFind the least number by which 69192 must be :divided, to make it a perfect square.Answer2View full question & answer→
Question 651 MarkFind the least number by which 69192 must be :multipliedAnswer2View full question & answer→
Question 661 MarkFind the least number by which 69192 must be :increasedAnswer504View full question & answer→
Question 671 MarkFind the least number by which 69192 must be :decreasedAnswer23View full question & answer→
Question 681 MarkFind the least number of four digits which is a perfect square.Answer1024View full question & answer→
Question 691 MarkFind the greatest number of six digits, which is a perfect square. Find the square root of this number.Answer998001; 999View full question & answer→
Question 701 MarkFind the least number which must be added to 7348 to obtain a perfect square. Find the perfect square and its square root.Answer48; 7396; 86View full question & answer→
Question 711 MarkFind the least number which must be added to 6203 to obtain a perfect square. Find the perfect square and its square root.Answer38; 6241; 79View full question & answer→
Question 721 MarkFind the least number which must be subtracted from 7956 to obtain a perfect square. Find this perfect square and its square root.Answer35;; 7921; 89View full question & answer→
Question 731 MarkFind the least number which must be subtracted from 1104 to obtain a perfect square. Find this perfect square and its square root.Answer15; 1089; 33View full question & answer→
Question 741 MarkThe area of a square field is 7744 sq. metres. Find its perimeter.Answer352 mView full question & answer→
Question 751 MarkFind the square root of number by division method :7569Answer87View full question & answer→
Question 761 MarkFind the square root of number by division method :9025Answer95View full question & answer→
Question 771 MarkFind the square root of number by division method :5476Answer74View full question & answer→
Question 781 MarkFind the square root of number by division method :6241Answer79View full question & answer→
Question 791 MarkFind the square root of number by division method :4489Answer67View full question & answer→
Question 801 MarkFind the square root of number by division method :1444Answer38View full question & answer→
Question 811 MarkFind the square root of number by division method :961Answer31View full question & answer→
Question 821 MarkFind the square root of number by division method :576Answer24View full question & answer→
Question 831 MarkUsing the identity $(a-b)^2=(a^2-2 a b+b^2$), evaluate :$(389)^2$Answer151321View full question & answer→
Question 841 MarkUsing the identity $(a-b)^2=(a^2-2 a b+b^2$), evaluate :$(192)^2$Answer36864View full question & answer→
Question 851 MarkUsing the identity $(a-b)^2=(a^2-2 a b+b^2$), evaluate :$(94)^2$Answer8836View full question & answer→
Question 861 MarkUsing the identity $(a+b)^2=(a^2+2 a b+b^2$), evaluate :$(430)^2$Answer484900View full question & answer→
Question 871 MarkUsing the identity $(a+b)^2=(a^2+2 a b+b^2$), evaluate :$(307)^2$Answer94249View full question & answer→
Question 881 MarkUsing the identity $(a+b)^2=(a^2+2 a b+b^2$), evaluate :$(204)^2$Answer41616View full question & answer→
Question 941 MarkWrite a Pythagorean triplet whose smallest member is :20Answer(20, 99, 101)View full question & answer→
Question 951 MarkWrite a Pythagorean triplet whose smallest member is :16Answer(16, 63, 65)View full question & answer→
Question 961 MarkWrite a Pythagorean triplet whose smallest member is :14Answer(14, 48, 50)View full question & answer→
Question 971 MarkWrite a Pythagorean triplet whose smallest member is :6Answer(6, 8, 10)View full question & answer→
Question 981 MarkExpress 225 as the sum of 15 odd numbers.Answer$1+3+5+7+9+11+13+15+17+19+21+23+25+27+29$View full question & answer→
Question 991 MarkExpress 144 as the sum of 12 odd numbers.Answer$1+3+5+7+9+11+13+15+17+19+21+23$View full question & answer→
Question 1001 MarkWithout adding find the sum :$1+3+5+7+\ldots \ldots \ldots+97+99$Answer2500View full question & answer→