Question Number 107 by shaleen last updated on 25/Jan/15 $${what}\:{is}\:{simple}\:{intrest}\:{of}\: \\ $$$${principal}\:{amt}=\mathrm{6754} \\ $$$${rate}\:\mathrm{9}.\mathrm{67\%} \\ $$$${time}\:\mathrm{21}\:{month}\frac{}{} \\ $$$${tirm}\:{annually} \\ $$$$ \\ $$$${t} \\ $$ Answered…
Question Number 95 by rajabhay last updated on 25/Jan/15 $$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{remainder}\:\mathrm{when}\:\mathrm{17}^{\mathrm{23}} \:\mathrm{is} \\ $$$$\mathrm{divided}\:\mathrm{by}\:\mathrm{16}? \\ $$ Answered by rajabhay last updated on 03/Dec/14 $$\mathrm{17}^{\mathrm{23}} =\left(\mathrm{16}+\mathrm{1}\right)^{\mathrm{23}} \\…
Six-friends-have-an-average-height-of-167-cm-Mike-with-height-162-cm-leaves-What-is-the-new-average-
Question Number 92 by michelle last updated on 25/Jan/15 $$\mathrm{Six}\:\mathrm{friends}\:\mathrm{have}\:\mathrm{an}\:\mathrm{average}\:\mathrm{height}\:\mathrm{of}\:\mathrm{167}\:\mathrm{cm} \\ $$$$\mathrm{Mike}\:\mathrm{with}\:\mathrm{height}\:\mathrm{162}\:\mathrm{cm}\:\mathrm{leaves}. \\ $$$$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{new}\:\mathrm{average}? \\ $$ Commented by Rasheed Soomro last updated on 09/Jun/16 $$\mathcal{T}{otal}\:{of}\:{six}\:{friends}'\:{heights}=\mathrm{167}×\mathrm{6}…
Question Number 56 by 9663288757 last updated on 25/Jan/15 $$\mathrm{45}+\mathrm{34} \\ $$ Answered by mathg last updated on 09/Nov/14 $$\mathrm{45}+\mathrm{34}=\mathrm{79} \\ $$ Terms of Service…
Question Number 12998 by 1630321995 last updated on 10/May/17 $$\frac{{a}\:\underset{−} {+}\sqrt{\mathrm{2}{a}.\mathrm{1}.\mathrm{1}}}{\mathrm{2}} \\ $$ Answered by Joel577 last updated on 10/May/17 $$\frac{{a}\:\pm\:\sqrt{\mathrm{2}{a}}}{\mathrm{2}}\: \\ $$ Terms of…
Question Number 78493 by Rio Michael last updated on 18/Jan/20 $${the}\:{sum}\:{to}\:{infinity}\:{of}\:{a}\:{Geometric}\:{series}\:{is}\:{S} \\ $$$${the}\:{sum}\:{to}\:{infinty}\:{of}\:{the}\:{squares}\:{of}\:{the}\:{terms} \\ $$$${of}\:{the}\:{series}\:{is}\:\mathrm{2}{S} \\ $$$${the}\:{sum}\:{to}\:{infinity}\:{of}\:{the}\:{cubes}\:{of}\:{the}\:{terms} \\ $$$${of}\:{the}\:{series}\:{is}\:\frac{\mathrm{64}}{\mathrm{13}}{S}. \\ $$$${find}\:{the}\:{value}\:{of}\:{S}\:{and}\:{write}\:{iut}\:{the}\:{first} \\ $$$$\mathrm{3}\:{terms}\:{if}\:{the}\:{series}. \\ $$…
Question Number 12829 by tawa last updated on 03/May/17 Answered by mrW1 last updated on 03/May/17 $$\left(\mathrm{1}\right) \\ $$$${let}'{s}\:{say}\:{the}\:{mean}\:{mark}\:{of}\:{the}\:\mathrm{6}\:{students} \\ $$$${who}\:{passed}\:{is}\:{x}. \\ $$$${the}\:{total}\:{mark}\:{of}\:{the}\:\mathrm{2}\:{students}\:{who} \\ $$$${failed}\:{is}\:{y}.…
Question Number 12796 by tawa last updated on 01/May/17 $$\mathrm{The}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{two}\:\mathrm{positive}\:\:\mathrm{numbers}\:\mathrm{is}\:\mathrm{20}.\:\mathrm{find}\:\mathrm{the}\:\mathrm{numbers} \\ $$$$\left(\mathrm{i}\right)\:\:\mathrm{If}\:\mathrm{their}\:\mathrm{product}\:\mathrm{is}\:\mathrm{maximum} \\ $$$$\left(\mathrm{ii}\right)\:\:\mathrm{If}\:\mathrm{the}\:\mathrm{sum}\:\mathrm{of}\:\mathrm{their}\:\mathrm{square}\:\mathrm{is}\:\mathrm{maximum} \\ $$$$\left(\mathrm{iii}\right)\:\mathrm{If}\:\mathrm{the}\:\mathrm{product}\:\mathrm{of}\:\mathrm{the}\:\mathrm{square}\:\mathrm{of}\:\mathrm{one}\:\mathrm{and}\:\mathrm{the}\:\mathrm{cube}\:\mathrm{of}\:\mathrm{the}\:\mathrm{other}\:\mathrm{is}\:\mathrm{maximum} \\ $$ Answered by b.e.h.i.8.3.4.1.7@gmail.com last updated on 01/May/17…
Question Number 12760 by tawa last updated on 30/Apr/17 Answered by mrW1 last updated on 01/May/17 $${Q}\mathrm{5} \\ $$$${total}\:{number}\:{of}\:{ways}\:{for}\:{Sofia}\:{and}\:{Tesa}\: \\ $$$${each}\:{to}\:{choose}\:{one}\:{integer}\:{from}\:\mathrm{1}\:{to}\:\mathrm{10}: \\ $$$$\mathrm{10}×\mathrm{10}=\mathrm{100} \\ $$$$…
Question Number 143794 by Huy last updated on 18/Jun/21 $$\mathrm{Prove}\:\:\:\:\:\:\:\:\:\mathrm{3}^{\mathrm{111}} +\mathrm{1}\vdots\mathrm{223} \\ $$ Commented by TheHoneyCat last updated on 18/Jun/21 $${sorry}\:{for}\:{my}\:{ignorance}; \\ $$$${what}\:{does}\:{a}\vdots{b}\:{means}? \\ $$$${I}'{ve}\:{notices}\:{it}\:{is}\:{defined}\:{on}\:{integers}…