8men or 16 boys can do a work in 39days . in how many days will 4 men or 18 boys do it ??
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HELLO MY DEAR FRIEND
8 MEN'S DO A WORK IN 39 DAYS
18 MEN'S DO A WORK IN HOW MANY DAY'S = ?
MEN'S DAYS
8 39
4 ?(Y)
NEXT STEP,CROSS MULTIPLICATION
LET'S TAKE NO OF DAYS = Y
= 8 MEN'S × Y = 4 MEN'S× 39 DAYS
= 8 MEN'S ×39 DAYS = Y × 4 MEN'S
Y = 8×39 / 4
= 78/1
= 78
4 MEN'S CAN COMPLETE THEY WORK IN 78 DAY'S
I HOPE THIS WILL HELP'S U..............*-*
8 MEN'S DO A WORK IN 39 DAYS
18 MEN'S DO A WORK IN HOW MANY DAY'S = ?
MEN'S DAYS
8 39
4 ?(Y)
NEXT STEP,CROSS MULTIPLICATION
LET'S TAKE NO OF DAYS = Y
= 8 MEN'S × Y = 4 MEN'S× 39 DAYS
= 8 MEN'S ×39 DAYS = Y × 4 MEN'S
Y = 8×39 / 4
= 78/1
= 78
4 MEN'S CAN COMPLETE THEY WORK IN 78 DAY'S
I HOPE THIS WILL HELP'S U..............*-*
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