At a school, 119 students play at least one sport. this is 35% of the students at the school. how many students are at the school

35% = 119
1% = 3.4
100% = 340

there are 340 students at school!

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post