Question Number 206924 by mr W last updated on 01/May/24 Commented by mr W last updated on 01/May/24 $${x},\:{y},\:{z}\:\in\:\mathbb{N} \\ $$ Answered by MATHEMATICSAM last…
Question Number 206919 by BaliramKumar last updated on 30/Apr/24 Answered by A5T last updated on 30/Apr/24 $${MA}=\mathrm{2}{x};\:{MC}=\mathrm{3}{x}\Rightarrow{AC}=\mathrm{5}{x} \\ $$$$\Rightarrow{AB}+{BC}=\mathrm{4}+\mathrm{3}{x}+\mathrm{2}{x}=\mathrm{5}{x}+\mathrm{4} \\ $$$$\left(\mathrm{2}+\mathrm{3}{x}\right)^{\mathrm{2}} +\left(\mathrm{2}+\mathrm{2}{x}\right)^{\mathrm{2}} =\mathrm{25}{x}^{\mathrm{2}} \\ $$$$\Rightarrow\mathrm{3}{x}^{\mathrm{2}}…
Question Number 206848 by BaliramKumar last updated on 27/Apr/24 Commented by BaliramKumar last updated on 27/Apr/24 Answered by A5T last updated on 27/Apr/24 $${Let}\:{side}\:{of}\:{square}={s} \\…
Question Number 206805 by BaliramKumar last updated on 26/Apr/24 Answered by A5T last updated on 26/Apr/24 $$\left(\mathrm{225}\right)^{\mathrm{40}} =\mathrm{10}^{{x}} \Rightarrow{x}=\mathrm{40}{log}\mathrm{225}\approx\mathrm{94}.\mathrm{087}<\mathrm{95} \\ $$$$\Rightarrow\mathrm{10}^{\mathrm{94}} <\left(\mathrm{225}\right)^{\mathrm{40}} <\mathrm{10}^{\mathrm{95}} \Rightarrow\mathrm{225}^{\mathrm{40}} \:{has}\:\mathrm{95}\:{digits}…
Question Number 206783 by BaliramKumar last updated on 25/Apr/24 Commented by BaliramKumar last updated on 25/Apr/24 $$\mathrm{i}\:\mathrm{find}\:\mathrm{20} \\ $$ Answered by Rasheed.Sindhi last updated on…
Question Number 206709 by Nimnim111118 last updated on 23/Apr/24 $$\:\mathrm{Find}\:\mathrm{the}\:\mathrm{missing}\:\mathrm{number} \\ $$$$\:\:\:\:\:\:\:\:\:\:\begin{array}{|c|c|c|}{\:\mathrm{72}}&\hline{\mathrm{24}}&\hline{\:\:\mathrm{6}}\\{\:\mathrm{96}}&\hline{\mathrm{16}}&\hline{\mathrm{12}}\\{\mathrm{108}}&\hline{\:?}&\hline{\mathrm{18}}\\\hline\end{array} \\ $$$$\mathrm{A}.\mathrm{12}\:\:\:\:\:\:\mathrm{B}.\mathrm{16}\:\:\:\:\mathrm{C}.\mathrm{18}\:\:\:\:\:\:\mathrm{D}.\mathrm{20} \\ $$$$\mathrm{Please}\:\mathrm{help}… \\ $$ Commented by Frix last updated on 24/Apr/24…
Question Number 206675 by BaliramKumar last updated on 22/Apr/24 $$ \\ $$There are three positive integers a, b, and c such that their average is…
Question Number 206636 by mathzup last updated on 21/Apr/24 $${resoudre}\:{dans}\:{N}^{\mathrm{2}} \:\:{l}\:{equation} \\ $$$$\mathrm{2}{x}^{\mathrm{2}} +\mathrm{3}{y}^{\mathrm{2}} =\mathrm{35} \\ $$ Commented by A5T last updated on 21/Apr/24 $$\left({x},{y}\right)=\left(\mathrm{4},\mathrm{1}\right)…
Question Number 206608 by BaliramKumar last updated on 20/Apr/24 Answered by Rasheed.Sindhi last updated on 20/Apr/24 $${Number}\:{of}\:{classes}\:{before}\:{recruit}.:\:\mathrm{15}−\mathrm{4}=\mathrm{11} \\ $$$${Number}\:{of}\:{old}\:{students}:\:\mathrm{11}×\mathrm{30}=\mathrm{330} \\ $$$${Number}\:{of}\:{all}\:{students}\:{now}:\mathrm{15}×\mathrm{25}=\mathrm{375} \\ $$$${New}\:{students}:\:\mathrm{375}−\mathrm{330}=\mathrm{45} \\ $$…
Question Number 206399 by BaliramKumar last updated on 13/Apr/24 Commented by mr W last updated on 14/Apr/24 $${since}\:{the}\:{question}\:{asks}\:{the}\:{ratio}\:{of} \\ $$$$“{their}''\:{speeds},\:{answers}\:\left({b}\right),\:\left({c}\right),\:\left({d}\right) \\ $$$${are}\:{all}\:{correct}. \\ $$$${when}\:{the}\:{question}\:{asks}\:{the}\:{ratio}\:{of} \\…