Question

400 men have provision for 23 week they are joined by 60 men how long the provision last


please answer​

Answer 1

$\sf{\huge{\underline{\green{Given :-}}}}$

• 400 men have provision for 23 week they are joined by 60 men.

$\sf{\huge{\underline{\green{To\:Find :-}}}}$

• The provision last for how much times.

$\sf{\huge{\underline{\green{Answer :-}}}}$

1 week = 7 days

23 week = 23 × 7 = 161 days

According to the question,

400 men's have provision = 23 week

➝ 161 days

1 man's food last for = 23 × 400

➝ 161 × 400

They are joined by 60 men.

➝ 400 + 60 = 460 men

Their provision will be for = 161 × 400 /460

➝ 64400/460

➝ 140 days

140 Day = 140/7 = 20 week

The provision last for 20 week (140 days).

Answer 2

$\boxed{ \tt \bold {solution}} \\ \\ \leadsto\boxed{ \tt \bold {1week = 7days}} \\ \\ \leadsto \boxed{ \tt \bold {23week = 23 \times 7}} \\ \\ \leadsto \boxed{ \tt \bold {161days}} \\ \\ \leadsto \boxed{ \tt \bold {400 \: men \: = 23week \: = 161days}} \\ \\ \leadsto \boxed{ \tt \bold {1 \: men \: food \: = 23 \times 400}} \\ \\ \leadsto \boxed{ \tt \bold {161 \times 400}} \\ \\ \\ \leadsto \boxed{ \tt \bold {60 \: men \: had \: joined}} \\ \\ \leadsto \boxed{ \tt \bold {400 + 60 = 460days}} \\ \\ \leadsto \boxed{ \tt \bold {their \: provision \: will \: be \: for \: = 161 \times 400 \div 460 }} \\ \\ \leadsto \boxed{ \tt \bold {64400 \div 460}} \\ \\ \leadsto \boxed{ \tt \bold {140}} \\ \\ \leadsto \boxed{ \tt \bold {140 \div 7 = 20}} \\ \\ \leadsto \boxed{ \tt \bold {20 \: week \: \: \: \: answer}}$