Which sentence is more grammatically correct? 1) if my teeth are straight, then i did wear my invisalign or 2) if my teeth are straight, then i wore my invisalign.

distance covered by pamela in 9 l of fuel = 99km

let us apply unitary method here.

distance covered by pamela in 1 l of fuel =99/9 =11 km

now let us find distance covered by pamela if she has 12 l of fuel.

distance covered in 12 l = distance covered in 1 l of fuel * 12

we know that distance covered by here in 1 l is 11 km.

so distance covered in 12 l of fuel = 11*12 = 132 km.

do you have an easier question cause this shh is hard like theheck

step-by-step explanation:

n word

step-by-step explanation:

what lives in the hood

question 1: step-by-step explanation:

1/4 of 84 = 84÷4= 21