Answer:
7cm=7×3ft=21ft
4cm=4×3ft=12ft
here
length=21ft
breadth=12ft
now
area= l×b
=21ft×12ft
=252ft^2
B
Step-by-step explanation:
2(x)+4=16
2(6)+4=16
12+4=16
25 mins
Harpeet worked -- x mins
Aiysha worked -- 2x mins
If Aiysha worked 50 mins, Harpeet worked:
2x = 50
x = 25 mins
Thenks and mark me brainliest :))