Chi walked 100 meters in 5 minutes. she took another 15 minutes to walk another 400 meters to reach her house . what is her speed ?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?

If it 8 inch candle burns at 7/10 inch per hour and a 6 inch candle burns at 1/5 inch per hour after how many hours would both candles be the same height