Answer with Step-by-step explanation:
1
10 flowers were picked from a garden
3/5 of 10 flowers=6 flowers were yellow
Then, 10-3/5 of 10=2/5 of 10=4 flowers were not yellow
2
2/7 of 7 pupils are boys
Thus, 2 pupils are boys
3
Each billboard in 3/2 km
if there are 14 billboards,
length of highway=3/2*14=21km
