Duncan pays federal income tax of 14$on every 100$ he earns how much will he pay on earnings of 700$

In july, the average temperature in one us city was 29°c. by december, the average temperature had fallen by 29°c. explain why the average temperature in december was 0°c.

If a + b = 28 and a - b = 10, then b =?

The double number line shows of children 1 adult supervise on a field trip