A carpenter fitted 32 brown and white doors in ablock of flats.He fitted 3 times as many brown doors as white doors.How many white doors did he fit in the block of flats?

Ankita Agarwal answered this

Dear Student,

$Letthenumberofwhitedoorsbex.\phantom{\rule{0ex}{0ex}}Then,numberofbrowndoors=3x\phantom{\rule{0ex}{0ex}}Accordingtoquestion,x+3x=32\phantom{\rule{0ex}{0ex}}4x=32\phantom{\rule{0ex}{0ex}}x=\frac{32}{4}=8\phantom{\rule{0ex}{0ex}}Hence,thenumberofwhitedoorsis8.$

Regards

$Letthenumberofwhitedoorsbex.\phantom{\rule{0ex}{0ex}}Then,numberofbrowndoors=3x\phantom{\rule{0ex}{0ex}}Accordingtoquestion,x+3x=32\phantom{\rule{0ex}{0ex}}4x=32\phantom{\rule{0ex}{0ex}}x=\frac{32}{4}=8\phantom{\rule{0ex}{0ex}}Hence,thenumberofwhitedoorsis8.$

Regards