nallwly
28.09.2020 •
Mathematics
Diragio Lawn Care cuts 42 lawns every week. Each lawn uses 3 16 of a tank of gas when it is cut (on average). Part A: If the lawnmower had no gas at the start of the week, how many times would it be completely filled?
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Ответ:
Step-by-step explanation:
11:30-9:30=2
so Danielle starts 2 hrs late.
let Danielle catches them after x hrs.
x×60=(x+2)×20
divide by 20
3x=x+2
3x-x=2
2x=2
x=1
so Danielle takes 1 hour to catches them.